diff --git a/docs/v1/accounting/index.html b/docs/v1/accounting/index.html
index dd5cb3c4..af968792 100644
--- a/docs/v1/accounting/index.html
+++ b/docs/v1/accounting/index.html
@@ -4357,6 +4357,11 @@
       "example" : false,
       "default" : false
     },
+    "Reference" : {
+      "type" : "string",
+      "description" : "An optional description for Overpayment",
+      "example" : "Ref for payment"
+    },
     "Attachments" : {
       "type" : "array",
       "description" : "See Attachments",
@@ -6344,7 +6349,7 @@
           <nav id="scrollingNav">
             <ul class="sidenav nav nav-list">
               <li class="nav-header" data-group="Accounting"><strong>SDK: </strong><span id='sdk-name'></span></li>
-              <li class="nav-header" data-group="Accounting"><strong>VSN: </strong>9.3.0</li>
+              <li class="nav-header" data-group="Accounting"><strong>VSN: </strong>9.4.0</li>
               <li class="nav-header" data-group="Accounting"><a href="#api-Accounting">Methods</a></li>
               <li data-group="Accounting" data-name="createAccount" class="">
                 <a href="#api-Accounting-createAccount">createAccount</a>
@@ -32134,9 +32139,10 @@ <h3>Usage and SDK Samples</h3>
     if_modified_since = dateutil.parser.parse("2020-02-06T12:17:43.202-08:00")
     where = 'Status=="AUTHORISED"'
     order = 'Status ASC'
+    references = [&quot;Ref1&quot;, &quot;Ref2&quot;]
     
     try:
-        api_response = api_instance.get_overpayments(xero_tenant_id, if_modified_since, where, order, page, unitdp, pageSize)
+        api_response = api_instance.get_overpayments(xero_tenant_id, if_modified_since, where, order, page, unitdp, pageSize, references)
         print(api_response)
     except AccountingBadRequestException as e:
         print("Exception when calling AccountingApi->getOverpayments: %s\n" % e)</code></pre>
@@ -32314,6 +32320,26 @@ <h2>Parameters</h2>
         </div>
     </div>
 </td>
+</tr>
+
+                    <tr><td style="width:150px;">References</td>
+<td>
+
+
+    <div id="d2e199_getOverpayments_references">
+        <div class="json-schema-view">
+            <div class="primitive">
+                <span class="type">
+                    array[String]
+                </span>
+
+                    <div class="inner description marked">
+Filter by a comma-separated list of References
+                    </div>
+            </div>
+        </div>
+    </div>
+</td>
 </tr>
 
                   </table>
diff --git a/docs/v1/appstore/index.html b/docs/v1/appstore/index.html
index 3581c7eb..865928c6 100644
--- a/docs/v1/appstore/index.html
+++ b/docs/v1/appstore/index.html
@@ -1241,7 +1241,7 @@
           <nav id="scrollingNav">
             <ul class="sidenav nav nav-list">
               <li class="nav-header" data-group="AppStore"><strong>SDK: </strong><span id='sdk-name'></span></li>
-              <li class="nav-header" data-group="AppStore"><strong>VSN: </strong>9.3.0</li>
+              <li class="nav-header" data-group="AppStore"><strong>VSN: </strong>9.4.0</li>
               <li class="nav-header" data-group="AppStore"><a href="#api-AppStore">Methods</a></li>
               <li data-group="AppStore" data-name="getSubscription" class="">
                 <a href="#api-AppStore-getSubscription">getSubscription</a>
diff --git a/docs/v1/assets/index.html b/docs/v1/assets/index.html
index cdbe4fca..951d2061 100644
--- a/docs/v1/assets/index.html
+++ b/docs/v1/assets/index.html
@@ -1419,7 +1419,7 @@
           <nav id="scrollingNav">
             <ul class="sidenav nav nav-list">
               <li class="nav-header" data-group="Asset"><strong>SDK: </strong><span id='sdk-name'></span></li>
-              <li class="nav-header" data-group="Asset"><strong>VSN: </strong>9.3.0</li>
+              <li class="nav-header" data-group="Asset"><strong>VSN: </strong>9.4.0</li>
               <li class="nav-header" data-group="Asset"><a href="#api-Asset">Methods</a></li>
               <li data-group="Asset" data-name="createAsset" class="">
                 <a href="#api-Asset-createAsset">createAsset</a>
diff --git a/docs/v1/files/index.html b/docs/v1/files/index.html
index 86e1ccb4..b9149441 100644
--- a/docs/v1/files/index.html
+++ b/docs/v1/files/index.html
@@ -1170,7 +1170,7 @@
           <nav id="scrollingNav">
             <ul class="sidenav nav nav-list">
               <li class="nav-header" data-group="Files"><strong>SDK: </strong><span id='sdk-name'></span></li>
-              <li class="nav-header" data-group="Files"><strong>VSN: </strong>9.3.0</li>
+              <li class="nav-header" data-group="Files"><strong>VSN: </strong>9.4.0</li>
               <li class="nav-header" data-group="Files"><a href="#api-Files">Methods</a></li>
               <li data-group="Files" data-name="createFileAssociation" class="">
                 <a href="#api-Files-createFileAssociation">createFileAssociation</a>
diff --git a/docs/v1/finance/index.html b/docs/v1/finance/index.html
index 85621be5..512d23f0 100644
--- a/docs/v1/finance/index.html
+++ b/docs/v1/finance/index.html
@@ -2716,7 +2716,7 @@
           <nav id="scrollingNav">
             <ul class="sidenav nav nav-list">
               <li class="nav-header" data-group="Finance"><strong>SDK: </strong><span id='sdk-name'></span></li>
-              <li class="nav-header" data-group="Finance"><strong>VSN: </strong>9.3.0</li>
+              <li class="nav-header" data-group="Finance"><strong>VSN: </strong>9.4.0</li>
               <li class="nav-header" data-group="Finance"><a href="#api-Finance">Methods</a></li>
               <li data-group="Finance" data-name="getAccountingActivityAccountUsage" class="">
                 <a href="#api-Finance-getAccountingActivityAccountUsage">getAccountingActivityAccountUsage</a>
diff --git a/docs/v1/payroll-au/index.html b/docs/v1/payroll-au/index.html
index 427f4bc1..0d0b41ed 100644
--- a/docs/v1/payroll-au/index.html
+++ b/docs/v1/payroll-au/index.html
@@ -3412,7 +3412,7 @@
           <nav id="scrollingNav">
             <ul class="sidenav nav nav-list">
               <li class="nav-header" data-group="PayrollAu"><strong>SDK: </strong><span id='sdk-name'></span></li>
-              <li class="nav-header" data-group="PayrollAu"><strong>VSN: </strong>9.3.0</li>
+              <li class="nav-header" data-group="PayrollAu"><strong>VSN: </strong>9.4.0</li>
               <li class="nav-header" data-group="PayrollAu"><a href="#api-PayrollAu">Methods</a></li>
               <li data-group="PayrollAu" data-name="approveLeaveApplication" class="">
                 <a href="#api-PayrollAu-approveLeaveApplication">approveLeaveApplication</a>
diff --git a/docs/v1/payroll-nz/index.html b/docs/v1/payroll-nz/index.html
index 01c42e9c..a54e4c63 100644
--- a/docs/v1/payroll-nz/index.html
+++ b/docs/v1/payroll-nz/index.html
@@ -1682,20 +1682,6 @@
       "example" : 10.0,
       "x-is-money" : true
     },
-    "sickLeaveHoursToAccrueAnnually" : {
-      "type" : "number",
-      "description" : "Deprecated use SickLeaveToAccrueAnnually",
-      "format" : "double",
-      "example" : 100.5,
-      "x-is-money" : true
-    },
-    "sickLeaveMaximumHoursToAccrue" : {
-      "type" : "number",
-      "description" : "Deprecated use SickLeaveMaximumToAccrue",
-      "format" : "double",
-      "example" : 200.5,
-      "x-is-money" : true
-    },
     "SickLeaveToAccrueAnnually" : {
       "type" : "number",
       "description" : "Number of units accrued annually for sick leave. The type of units is determined by the property \"TypeOfUnitsToAccrue\" on the \"Sick Leave\" leave type",
@@ -1769,13 +1755,7 @@
       "description" : "The schedule of accrual",
       "enum" : [ "AnnuallyAfter6Months", "OnAnniversaryDate", "PercentageOfGrossEarnings", "NoAccruals" ]
     },
-    "hoursAccruedAnnually" : {
-      "type" : "number",
-      "description" : "Deprecated use UnitsAccruedAnnually",
-      "format" : "double",
-      "x-is-money" : true
-    },
-    "UnitsAccruedAnnually" : {
+    "unitsAccruedAnnually" : {
       "type" : "number",
       "description" : "The number of units accrued for the leave annually. This is 0 when the ScheduleOfAccrual chosen is \"NoAccruals\"",
       "format" : "double",
@@ -1803,7 +1783,7 @@
     },
     "rateAccruedHourly" : {
       "type" : "number",
-      "description" : "The number of hours added to the leave balance for every hour worked by the employee. This is normally 0, unless the scheduleOfAccrual chosen is \"OnHourWorked\"",
+      "description" : "not supported in Payroll NZ",
       "format" : "double",
       "x-is-money" : true
     },
@@ -4087,7 +4067,7 @@
           <nav id="scrollingNav">
             <ul class="sidenav nav nav-list">
               <li class="nav-header" data-group="PayrollNz"><strong>SDK: </strong><span id='sdk-name'></span></li>
-              <li class="nav-header" data-group="PayrollNz"><strong>VSN: </strong>9.3.0</li>
+              <li class="nav-header" data-group="PayrollNz"><strong>VSN: </strong>9.4.0</li>
               <li class="nav-header" data-group="PayrollNz"><a href="#api-PayrollNz">Methods</a></li>
               <li data-group="PayrollNz" data-name="approveTimesheet" class="">
                 <a href="#api-PayrollNz-approveTimesheet">approveTimesheet</a>
@@ -5390,8 +5370,6 @@ <h3>Usage and SDK Samples</h3>
         include_holiday_pay = false,
         holiday_pay_opening_balance = 10.5,
         annual_leave_opening_balance = 25.89,
-        sick_leave_hours_to_accrue_annually = 100.0,
-        sick_leave_maximum_hours_to_accrue = 200.0,
         sick_leave_opening_balance = 10.5,
         sick_leave_to_accrue_annually = 100.0,
         sick_leave_maximum_to_accrue = 200.0,
@@ -5531,7 +5509,6 @@ <h2>Parameters</h2>
       "example" : {
         "holidayPayOpeningBalance" : 10,
         "annualLeaveOpeningBalance" : 100,
-        "sickLeaveHoursToAccrueAnnually" : 20,
         "sickLeaveToAccrueAnnually" : 20,
         "sickLeaveOpeningBalance" : 10,
         "sickLeaveScheduleOfAccrual" : "OnAnniversaryDate",
@@ -5727,13 +5704,12 @@ <h2>Parameters</h2>
       "example" : {
         "leaveTypeID" : "35da97ae-05b9-427f-9a98-69157ba42cec",
         "scheduleOfAccrual" : "AnnuallyAfter6Months",
-        "hoursAccruedAnnually" : 10,
         "unitsAccruedAnnually" : 10,
         "typeOfUnitsToAccrue" : "Hours",
         "openingBalanceTypeOfUnits" : "Hours",
         "maximumToAccrue" : 80,
         "openingBalance" : 100,
-        "rateAccruedHourly" : 3.5
+        "rateAccruedHourly" : null
       }
     }
   },
diff --git a/docs/v1/payroll-uk/index.html b/docs/v1/payroll-uk/index.html
index a01e4de5..43cfb205 100644
--- a/docs/v1/payroll-uk/index.html
+++ b/docs/v1/payroll-uk/index.html
@@ -3700,7 +3700,7 @@
           <nav id="scrollingNav">
             <ul class="sidenav nav nav-list">
               <li class="nav-header" data-group="PayrollUk"><strong>SDK: </strong><span id='sdk-name'></span></li>
-              <li class="nav-header" data-group="PayrollUk"><strong>VSN: </strong>9.3.0</li>
+              <li class="nav-header" data-group="PayrollUk"><strong>VSN: </strong>9.4.0</li>
               <li class="nav-header" data-group="PayrollUk"><a href="#api-PayrollUk">Methods</a></li>
               <li data-group="PayrollUk" data-name="approveTimesheet" class="">
                 <a href="#api-PayrollUk-approveTimesheet">approveTimesheet</a>
diff --git a/docs/v1/projects/index.html b/docs/v1/projects/index.html
index 1f318d41..d8768dbb 100644
--- a/docs/v1/projects/index.html
+++ b/docs/v1/projects/index.html
@@ -1462,7 +1462,7 @@
           <nav id="scrollingNav">
             <ul class="sidenav nav nav-list">
               <li class="nav-header" data-group="Project"><strong>SDK: </strong><span id='sdk-name'></span></li>
-              <li class="nav-header" data-group="Project"><strong>VSN: </strong>9.3.0</li>
+              <li class="nav-header" data-group="Project"><strong>VSN: </strong>9.4.0</li>
               <li class="nav-header" data-group="Project"><a href="#api-Project">Methods</a></li>
               <li data-group="Project" data-name="createProject" class="">
                 <a href="#api-Project-createProject">createProject</a>
diff --git a/setup.py b/setup.py
index 8e16e76c..59a56b5a 100644
--- a/setup.py
+++ b/setup.py
@@ -48,5 +48,5 @@ def read_file(filename):
     keywords="xero python sdk API oAuth",
     name="xero_python",
     packages=find_packages(include=["xero_python", "xero_python.*"]),
-    version="9.3.0",
+    version="9.4.0",
 )
diff --git a/xero_python/__init__.py b/xero_python/__init__.py
index 2934e6ca..3944cae5 100644
--- a/xero_python/__init__.py
+++ b/xero_python/__init__.py
@@ -2,4 +2,4 @@
 
 __author__ = """Xero Developer API"""
 __email__ = "api@xero.com"
-__version__ = "9.3.0"
+__version__ = "9.4.0"
diff --git a/xero_python/accounting/api/accounting_api.py b/xero_python/accounting/api/accounting_api.py
index 2f908e32..027afc5b 100644
--- a/xero_python/accounting/api/accounting_api.py
+++ b/xero_python/accounting/api/accounting_api.py
@@ -21,7 +21,7 @@
 """
 
 """
-    OpenAPI spec version: 9.3.0
+    OpenAPI spec version: 10.1.0
 """
 
 
@@ -12854,6 +12854,7 @@ def get_overpayments(
         page=empty,
         unitdp=empty,
         page_size=empty,
+        references=empty,
         _return_http_data_only=True,
         _preload_content=True,
         _request_timeout=None,
@@ -12867,6 +12868,7 @@ def get_overpayments(
         :param int page: e.g. page=1 – Up to 100 overpayments will be returned in a single API call with line items shown for each overpayment
         :param int unitdp: e.g. unitdp=4 – (Unit Decimal Places) You can opt in to use four decimal places for unit amounts
         :param int page_size: Number of records to retrieve per page
+        :param list[str] references: Filter by a comma-separated list of References
         :param bool _return_http_data_only: return received data only
         :param bool _preload_content: load received data in models
         :param bool _request_timeout: maximum wait time for response
@@ -12880,7 +12882,9 @@ def get_overpayments(
                 "when calling `get_overpayments`"
             )
 
-        collection_formats = {}
+        collection_formats = {
+            "References": "csv",
+        }
         path_params = {}
 
         query_params = []
@@ -12900,6 +12904,9 @@ def get_overpayments(
         if page_size is not empty:
             query_params.append(("pageSize", page_size))
 
+        if references is not empty:
+            query_params.append(("References", references))
+
         header_params = {
             "xero-tenant-id": xero_tenant_id,
         }
diff --git a/xero_python/accounting/docs/AccountingApi.md b/xero_python/accounting/docs/AccountingApi.md
index ec9ffa14..79630049 100644
--- a/xero_python/accounting/docs/AccountingApi.md
+++ b/xero_python/accounting/docs/AccountingApi.md
@@ -9887,7 +9887,7 @@ Name | Type | Description  | Notes
 [[Back to top]](#) [[Back to API list]](../README.md#documentation-for-api-endpoints) [[Back to Model list]](../README.md#documentation-for-models) [[Back to README]](../README.md)
 
 # **get_overpayments**
-> Overpayments get_overpayments(xero_tenant_id, if_modified_since=if_modified_since, where=where, order=order, page=page, unitdp=unitdp, page_size=page_size)
+> Overpayments get_overpayments(xero_tenant_id, if_modified_since=if_modified_since, where=where, order=order, page=page, unitdp=unitdp, page_size=page_size, references=references)
 
 Retrieves overpayments
 
@@ -9924,9 +9924,10 @@ order = 'Status ASC' # str | Order by an any element (optional)
 page = 1 # int | e.g. page=1 – Up to 100 overpayments will be returned in a single API call with line items shown for each overpayment (optional)
 unitdp = 4 # int | e.g. unitdp=4 – (Unit Decimal Places) You can opt in to use four decimal places for unit amounts (optional)
 page_size = 100 # int | Number of records to retrieve per page (optional)
+references = ['&quot;Ref1&quot;, &quot;Ref2&quot;'] # list[str] | Filter by a comma-separated list of References (optional)
 try:
     # Retrieves overpayments
-    api_response = api_instance.get_overpayments(xero_tenant_id, if_modified_since=if_modified_since, where=where, order=order, page=page, unitdp=unitdp, page_size=page_size)
+    api_response = api_instance.get_overpayments(xero_tenant_id, if_modified_since=if_modified_since, where=where, order=order, page=page, unitdp=unitdp, page_size=page_size, references=references)
     pprint(api_response)
 except ApiException as e:
     print("Exception when calling AccountingApi->get_overpayments: %s\n" % e)
@@ -9943,6 +9944,7 @@ Name | Type | Description  | Notes
  **page** | **int**| e.g. page&#x3D;1 – Up to 100 overpayments will be returned in a single API call with line items shown for each overpayment | [optional] 
  **unitdp** | **int**| e.g. unitdp&#x3D;4 – (Unit Decimal Places) You can opt in to use four decimal places for unit amounts | [optional] 
  **page_size** | **int**| Number of records to retrieve per page | [optional] 
+ **references** | [**list[str]**](str.md)| Filter by a comma-separated list of References | [optional] 
 
 ### Return type
 
diff --git a/xero_python/accounting/docs/Overpayment.md b/xero_python/accounting/docs/Overpayment.md
index d5f7f095..170c07ae 100644
--- a/xero_python/accounting/docs/Overpayment.md
+++ b/xero_python/accounting/docs/Overpayment.md
@@ -21,6 +21,7 @@ Name | Type | Description | Notes
 **applied_amount** | **float** | The amount of applied to an invoice | [optional] 
 **payments** | [**list[Payment]**](Payment.md) | See Payments | [optional] 
 **has_attachments** | **bool** | boolean to indicate if a overpayment has an attachment | [optional] [default to False]
+**reference** | **str** | An optional description for Overpayment | [optional] 
 **attachments** | [**list[Attachment]**](Attachment.md) | See Attachments | [optional] 
 
 [[Back to Model list]](../README.md#documentation-for-models) [[Back to API list]](../README.md#documentation-for-api-endpoints) [[Back to README]](../README.md)
diff --git a/xero_python/accounting/models/overpayment.py b/xero_python/accounting/models/overpayment.py
index e96f6e56..8c3d4685 100644
--- a/xero_python/accounting/models/overpayment.py
+++ b/xero_python/accounting/models/overpayment.py
@@ -48,6 +48,7 @@ class Overpayment(BaseModel):
         "applied_amount": "float",
         "payments": "list[Payment]",
         "has_attachments": "bool",
+        "reference": "str",
         "attachments": "list[Attachment]",
     }
 
@@ -70,6 +71,7 @@ class Overpayment(BaseModel):
         "applied_amount": "AppliedAmount",
         "payments": "Payments",
         "has_attachments": "HasAttachments",
+        "reference": "Reference",
         "attachments": "Attachments",
     }
 
@@ -93,6 +95,7 @@ def __init__(
         applied_amount=None,
         payments=None,
         has_attachments=False,
+        reference=None,
         attachments=None,
     ):  # noqa: E501
         """Overpayment - a model defined in OpenAPI"""  # noqa: E501
@@ -115,6 +118,7 @@ def __init__(
         self._applied_amount = None
         self._payments = None
         self._has_attachments = None
+        self._reference = None
         self._attachments = None
         self.discriminator = None
 
@@ -154,6 +158,8 @@ def __init__(
             self.payments = payments
         if has_attachments is not None:
             self.has_attachments = has_attachments
+        if reference is not None:
+            self.reference = reference
         if attachments is not None:
             self.attachments = attachments
 
@@ -588,6 +594,29 @@ def has_attachments(self, has_attachments):
 
         self._has_attachments = has_attachments
 
+    @property
+    def reference(self):
+        """Gets the reference of this Overpayment.  # noqa: E501
+
+        An optional description for Overpayment  # noqa: E501
+
+        :return: The reference of this Overpayment.  # noqa: E501
+        :rtype: str
+        """
+        return self._reference
+
+    @reference.setter
+    def reference(self, reference):
+        """Sets the reference of this Overpayment.
+
+        An optional description for Overpayment  # noqa: E501
+
+        :param reference: The reference of this Overpayment.  # noqa: E501
+        :type: str
+        """
+
+        self._reference = reference
+
     @property
     def attachments(self):
         """Gets the attachments of this Overpayment.  # noqa: E501
diff --git a/xero_python/appstore/api/app_store_api.py b/xero_python/appstore/api/app_store_api.py
index 07440aaf..d86269b2 100644
--- a/xero_python/appstore/api/app_store_api.py
+++ b/xero_python/appstore/api/app_store_api.py
@@ -21,7 +21,7 @@
 """
 
 """
-    OpenAPI spec version: 9.3.0
+    OpenAPI spec version: 10.1.0
 """
 
 
diff --git a/xero_python/assets/api/asset_api.py b/xero_python/assets/api/asset_api.py
index 5f161168..22b5cf63 100644
--- a/xero_python/assets/api/asset_api.py
+++ b/xero_python/assets/api/asset_api.py
@@ -21,7 +21,7 @@
 """
 
 """
-    OpenAPI spec version: 9.3.0
+    OpenAPI spec version: 10.1.0
 """
 
 
diff --git a/xero_python/docs/README.md b/xero_python/docs/README.md
index 0dc2ac55..6b4fa8d2 100644
--- a/xero_python/docs/README.md
+++ b/xero_python/docs/README.md
@@ -3,8 +3,8 @@ These endpoints are related to managing authentication tokens and identity for X
 
 The `xero_python` package is automatically generated by the [XeroAPI SDK 2.0 Codegen](https://github.com/xero-github/xeroapi-sdk-codegen) project:
 
-- API version: 9.3.0
-- Package version: 9.3.0
+- API version: 10.1.0
+- Package version: 9.4.0
 - Build package: org.openapitools.codegen.languages.PythonClientCodegen
 For more information, please visit [https://developer.xero.com](https://developer.xero.com)
 
diff --git a/xero_python/file/api/files_api.py b/xero_python/file/api/files_api.py
index 35c76e36..4a45311a 100644
--- a/xero_python/file/api/files_api.py
+++ b/xero_python/file/api/files_api.py
@@ -21,7 +21,7 @@
 """
 
 """
-    OpenAPI spec version: 9.3.0
+    OpenAPI spec version: 10.1.0
 """
 
 
diff --git a/xero_python/finance/api/finance_api.py b/xero_python/finance/api/finance_api.py
index c064d9d9..2b53c652 100644
--- a/xero_python/finance/api/finance_api.py
+++ b/xero_python/finance/api/finance_api.py
@@ -21,7 +21,7 @@
 """
 
 """
-    OpenAPI spec version: 9.3.0
+    OpenAPI spec version: 10.1.0
 """
 
 
diff --git a/xero_python/identity/api/identity_api.py b/xero_python/identity/api/identity_api.py
index 245f518f..d6251e09 100644
--- a/xero_python/identity/api/identity_api.py
+++ b/xero_python/identity/api/identity_api.py
@@ -21,7 +21,7 @@
 """
 
 """
-    OpenAPI spec version: 9.3.0
+    OpenAPI spec version: 10.1.0
 """
 
 
diff --git a/xero_python/payrollau/api/payroll_au_api.py b/xero_python/payrollau/api/payroll_au_api.py
index e37062d3..0b1eca68 100644
--- a/xero_python/payrollau/api/payroll_au_api.py
+++ b/xero_python/payrollau/api/payroll_au_api.py
@@ -21,7 +21,7 @@
 """
 
 """
-    OpenAPI spec version: 9.3.0
+    OpenAPI spec version: 10.1.0
 """
 
 
diff --git a/xero_python/payrollnz/api/payroll_nz_api.py b/xero_python/payrollnz/api/payroll_nz_api.py
index 0f3aa8ef..372571b3 100644
--- a/xero_python/payrollnz/api/payroll_nz_api.py
+++ b/xero_python/payrollnz/api/payroll_nz_api.py
@@ -21,7 +21,7 @@
 """
 
 """
-    OpenAPI spec version: 9.3.0
+    OpenAPI spec version: 10.1.0
 """
 
 
diff --git a/xero_python/payrollnz/docs/EmployeeLeaveSetup.md b/xero_python/payrollnz/docs/EmployeeLeaveSetup.md
index bafe190a..ef05ec62 100644
--- a/xero_python/payrollnz/docs/EmployeeLeaveSetup.md
+++ b/xero_python/payrollnz/docs/EmployeeLeaveSetup.md
@@ -7,8 +7,6 @@ Name | Type | Description | Notes
 **holiday_pay_opening_balance** | **float** | Initial holiday pay balance. A percentage — usually 8% — of gross earnings since their last work anniversary. | [optional] 
 **annual_leave_opening_balance** | **float** | Initial annual leave balance. The balance at their last anniversary, less any leave taken since then and excluding accrued annual leave. | [optional] 
 **negative_annual_leave_balance_paid_amount** | **float** | The dollar value of annual leave opening balance if negative. | [optional] 
-**sick_leave_hours_to_accrue_annually** | **float** | Deprecated use SickLeaveToAccrueAnnually | [optional] 
-**sick_leave_maximum_hours_to_accrue** | **float** | Deprecated use SickLeaveMaximumToAccrue | [optional] 
 **sick_leave_to_accrue_annually** | **float** | Number of units accrued annually for sick leave. The type of units is determined by the property \&quot;TypeOfUnitsToAccrue\&quot; on the \&quot;Sick Leave\&quot; leave type | [optional] 
 **sick_leave_maximum_to_accrue** | **float** | Maximum number of units accrued annually for sick leave. The type of units is determined by the property \&quot;TypeOfUnitsToAccrue\&quot; on the \&quot;Sick Leave\&quot; leave type | [optional] 
 **sick_leave_opening_balance** | **float** | Initial sick leave balance. This will be positive unless they&#39;ve taken sick leave in advance | [optional] 
diff --git a/xero_python/payrollnz/docs/EmployeeLeaveType.md b/xero_python/payrollnz/docs/EmployeeLeaveType.md
index aa9f9d2a..d5769bec 100644
--- a/xero_python/payrollnz/docs/EmployeeLeaveType.md
+++ b/xero_python/payrollnz/docs/EmployeeLeaveType.md
@@ -5,13 +5,12 @@ Name | Type | Description | Notes
 ------------ | ------------- | ------------- | -------------
 **leave_type_id** | **str** | The Xero identifier for leave type | [optional] 
 **schedule_of_accrual** | **str** | The schedule of accrual | [optional] 
-**hours_accrued_annually** | **float** | Deprecated use UnitsAccruedAnnually | [optional] 
 **units_accrued_annually** | **float** | The number of units accrued for the leave annually. This is 0 when the ScheduleOfAccrual chosen is \&quot;NoAccruals\&quot; | [optional] 
 **type_of_units_to_accrue** | **str** | The type of units accrued for the leave annually | [optional] 
 **maximum_to_accrue** | **float** | The maximum number of units that can be accrued for the leave | [optional] 
 **opening_balance** | **float** | The initial number of units assigned when the leave was added to the employee | [optional] 
 **opening_balance_type_of_units** | **str** | The type of units for the opening balance | [optional] 
-**rate_accrued_hourly** | **float** | The number of hours added to the leave balance for every hour worked by the employee. This is normally 0, unless the scheduleOfAccrual chosen is \&quot;OnHourWorked\&quot; | [optional] 
+**rate_accrued_hourly** | **float** | not supported in Payroll NZ | [optional] 
 **percentage_of_gross_earnings** | **float** | Specific for scheduleOfAccrual having percentage of gross earnings. Identifies how much percentage of gross earnings is accrued per pay period. | [optional] 
 **include_holiday_pay_every_pay** | **bool** | Specific to Holiday pay. Flag determining if pay for leave type is added on each pay run. | [optional] 
 **show_annual_leave_in_advance** | **bool** | Specific to Annual Leave. Flag to include leave available to take in advance in the balance in the payslip | [optional] 
diff --git a/xero_python/payrollnz/docs/PayrollNZApi.md b/xero_python/payrollnz/docs/PayrollNZApi.md
index 75512755..6eb5aa9f 100644
--- a/xero_python/payrollnz/docs/PayrollNZApi.md
+++ b/xero_python/payrollnz/docs/PayrollNZApi.md
@@ -504,7 +504,7 @@ api_instance = PayrollNzApi(api_client)
 
 xero_tenant_id = 'xero_tenant_id_example' # str | Xero identifier for Tenant
 employee_id = '4ff1e5cc-9835-40d5-bb18-09fdb118db9c' # str | Employee id for single object
-employee_leave_setup = {"holidayPayOpeningBalance":10,"annualLeaveOpeningBalance":100,"sickLeaveHoursToAccrueAnnually":20,"sickLeaveToAccrueAnnually":20,"sickLeaveOpeningBalance":10,"sickLeaveScheduleOfAccrual":"OnAnniversaryDate","sickLeaveAnniversaryDate":"2023-12-31","annualLeaveAnniversaryDate":"2023-12-31"} # EmployeeLeaveSetup | 
+employee_leave_setup = {"holidayPayOpeningBalance":10,"annualLeaveOpeningBalance":100,"sickLeaveToAccrueAnnually":20,"sickLeaveOpeningBalance":10,"sickLeaveScheduleOfAccrual":"OnAnniversaryDate","sickLeaveAnniversaryDate":"2023-12-31","annualLeaveAnniversaryDate":"2023-12-31"} # EmployeeLeaveSetup | 
 idempotency_key = 'KEY_VALUE' # str | This allows you to safely retry requests without the risk of duplicate processing. 128 character max. (optional)
 try:
     # Creates a leave set-up for a specific employee. This is required before viewing, configuring and requesting leave for an employee
@@ -571,7 +571,7 @@ api_instance = PayrollNzApi(api_client)
 
 xero_tenant_id = 'xero_tenant_id_example' # str | Xero identifier for Tenant
 employee_id = '4ff1e5cc-9835-40d5-bb18-09fdb118db9c' # str | Employee id for single object
-employee_leave_type = {"leaveTypeID":"35da97ae-05b9-427f-9a98-69157ba42cec","scheduleOfAccrual":"AnnuallyAfter6Months","hoursAccruedAnnually":10,"unitsAccruedAnnually":10,"typeOfUnitsToAccrue":"Hours","openingBalanceTypeOfUnits":"Hours","maximumToAccrue":80,"openingBalance":100,"rateAccruedHourly":3.5} # EmployeeLeaveType | 
+employee_leave_type = {"leaveTypeID":"35da97ae-05b9-427f-9a98-69157ba42cec","scheduleOfAccrual":"AnnuallyAfter6Months","unitsAccruedAnnually":10,"typeOfUnitsToAccrue":"Hours","openingBalanceTypeOfUnits":"Hours","maximumToAccrue":80,"openingBalance":100,"rateAccruedHourly":null} # EmployeeLeaveType | 
 idempotency_key = 'KEY_VALUE' # str | This allows you to safely retry requests without the risk of duplicate processing. 128 character max. (optional)
 try:
     # Creates leave type records for a specific employee
diff --git a/xero_python/payrollnz/models/employee_leave_setup.py b/xero_python/payrollnz/models/employee_leave_setup.py
index 24e336e9..0258b8c6 100644
--- a/xero_python/payrollnz/models/employee_leave_setup.py
+++ b/xero_python/payrollnz/models/employee_leave_setup.py
@@ -34,8 +34,6 @@ class EmployeeLeaveSetup(BaseModel):
         "holiday_pay_opening_balance": "float",
         "annual_leave_opening_balance": "float",
         "negative_annual_leave_balance_paid_amount": "float",
-        "sick_leave_hours_to_accrue_annually": "float",
-        "sick_leave_maximum_hours_to_accrue": "float",
         "sick_leave_to_accrue_annually": "float",
         "sick_leave_maximum_to_accrue": "float",
         "sick_leave_opening_balance": "float",
@@ -49,8 +47,6 @@ class EmployeeLeaveSetup(BaseModel):
         "holiday_pay_opening_balance": "holidayPayOpeningBalance",
         "annual_leave_opening_balance": "annualLeaveOpeningBalance",
         "negative_annual_leave_balance_paid_amount": "negativeAnnualLeaveBalancePaidAmount",
-        "sick_leave_hours_to_accrue_annually": "sickLeaveHoursToAccrueAnnually",
-        "sick_leave_maximum_hours_to_accrue": "sickLeaveMaximumHoursToAccrue",
         "sick_leave_to_accrue_annually": "SickLeaveToAccrueAnnually",
         "sick_leave_maximum_to_accrue": "SickLeaveMaximumToAccrue",
         "sick_leave_opening_balance": "sickLeaveOpeningBalance",
@@ -65,8 +61,6 @@ def __init__(
         holiday_pay_opening_balance=None,
         annual_leave_opening_balance=None,
         negative_annual_leave_balance_paid_amount=None,
-        sick_leave_hours_to_accrue_annually=None,
-        sick_leave_maximum_hours_to_accrue=None,
         sick_leave_to_accrue_annually=None,
         sick_leave_maximum_to_accrue=None,
         sick_leave_opening_balance=None,
@@ -80,8 +74,6 @@ def __init__(
         self._holiday_pay_opening_balance = None
         self._annual_leave_opening_balance = None
         self._negative_annual_leave_balance_paid_amount = None
-        self._sick_leave_hours_to_accrue_annually = None
-        self._sick_leave_maximum_hours_to_accrue = None
         self._sick_leave_to_accrue_annually = None
         self._sick_leave_maximum_to_accrue = None
         self._sick_leave_opening_balance = None
@@ -100,12 +92,6 @@ def __init__(
             self.negative_annual_leave_balance_paid_amount = (
                 negative_annual_leave_balance_paid_amount
             )
-        if sick_leave_hours_to_accrue_annually is not None:
-            self.sick_leave_hours_to_accrue_annually = (
-                sick_leave_hours_to_accrue_annually
-            )
-        if sick_leave_maximum_hours_to_accrue is not None:
-            self.sick_leave_maximum_hours_to_accrue = sick_leave_maximum_hours_to_accrue
         if sick_leave_to_accrue_annually is not None:
             self.sick_leave_to_accrue_annually = sick_leave_to_accrue_annually
         if sick_leave_maximum_to_accrue is not None:
@@ -215,52 +201,6 @@ def negative_annual_leave_balance_paid_amount(
             negative_annual_leave_balance_paid_amount
         )
 
-    @property
-    def sick_leave_hours_to_accrue_annually(self):
-        """Gets the sick_leave_hours_to_accrue_annually of this EmployeeLeaveSetup.  # noqa: E501
-
-        Deprecated use SickLeaveToAccrueAnnually  # noqa: E501
-
-        :return: The sick_leave_hours_to_accrue_annually of this EmployeeLeaveSetup.  # noqa: E501
-        :rtype: float
-        """
-        return self._sick_leave_hours_to_accrue_annually
-
-    @sick_leave_hours_to_accrue_annually.setter
-    def sick_leave_hours_to_accrue_annually(self, sick_leave_hours_to_accrue_annually):
-        """Sets the sick_leave_hours_to_accrue_annually of this EmployeeLeaveSetup.
-
-        Deprecated use SickLeaveToAccrueAnnually  # noqa: E501
-
-        :param sick_leave_hours_to_accrue_annually: The sick_leave_hours_to_accrue_annually of this EmployeeLeaveSetup.  # noqa: E501
-        :type: float
-        """
-
-        self._sick_leave_hours_to_accrue_annually = sick_leave_hours_to_accrue_annually
-
-    @property
-    def sick_leave_maximum_hours_to_accrue(self):
-        """Gets the sick_leave_maximum_hours_to_accrue of this EmployeeLeaveSetup.  # noqa: E501
-
-        Deprecated use SickLeaveMaximumToAccrue  # noqa: E501
-
-        :return: The sick_leave_maximum_hours_to_accrue of this EmployeeLeaveSetup.  # noqa: E501
-        :rtype: float
-        """
-        return self._sick_leave_maximum_hours_to_accrue
-
-    @sick_leave_maximum_hours_to_accrue.setter
-    def sick_leave_maximum_hours_to_accrue(self, sick_leave_maximum_hours_to_accrue):
-        """Sets the sick_leave_maximum_hours_to_accrue of this EmployeeLeaveSetup.
-
-        Deprecated use SickLeaveMaximumToAccrue  # noqa: E501
-
-        :param sick_leave_maximum_hours_to_accrue: The sick_leave_maximum_hours_to_accrue of this EmployeeLeaveSetup.  # noqa: E501
-        :type: float
-        """
-
-        self._sick_leave_maximum_hours_to_accrue = sick_leave_maximum_hours_to_accrue
-
     @property
     def sick_leave_to_accrue_annually(self):
         """Gets the sick_leave_to_accrue_annually of this EmployeeLeaveSetup.  # noqa: E501
diff --git a/xero_python/payrollnz/models/employee_leave_type.py b/xero_python/payrollnz/models/employee_leave_type.py
index db2a783e..b4bf4c2e 100644
--- a/xero_python/payrollnz/models/employee_leave_type.py
+++ b/xero_python/payrollnz/models/employee_leave_type.py
@@ -32,7 +32,6 @@ class EmployeeLeaveType(BaseModel):
     openapi_types = {
         "leave_type_id": "str",
         "schedule_of_accrual": "str",
-        "hours_accrued_annually": "float",
         "units_accrued_annually": "float",
         "type_of_units_to_accrue": "str",
         "maximum_to_accrue": "float",
@@ -49,8 +48,7 @@ class EmployeeLeaveType(BaseModel):
     attribute_map = {
         "leave_type_id": "leaveTypeID",
         "schedule_of_accrual": "scheduleOfAccrual",
-        "hours_accrued_annually": "hoursAccruedAnnually",
-        "units_accrued_annually": "UnitsAccruedAnnually",
+        "units_accrued_annually": "unitsAccruedAnnually",
         "type_of_units_to_accrue": "typeOfUnitsToAccrue",
         "maximum_to_accrue": "maximumToAccrue",
         "opening_balance": "openingBalance",
@@ -67,7 +65,6 @@ def __init__(
         self,
         leave_type_id=None,
         schedule_of_accrual=None,
-        hours_accrued_annually=None,
         units_accrued_annually=None,
         type_of_units_to_accrue=None,
         maximum_to_accrue=None,
@@ -84,7 +81,6 @@ def __init__(
 
         self._leave_type_id = None
         self._schedule_of_accrual = None
-        self._hours_accrued_annually = None
         self._units_accrued_annually = None
         self._type_of_units_to_accrue = None
         self._maximum_to_accrue = None
@@ -102,8 +98,6 @@ def __init__(
             self.leave_type_id = leave_type_id
         if schedule_of_accrual is not None:
             self.schedule_of_accrual = schedule_of_accrual
-        if hours_accrued_annually is not None:
-            self.hours_accrued_annually = hours_accrued_annually
         if units_accrued_annually is not None:
             self.units_accrued_annually = units_accrued_annually
         if type_of_units_to_accrue is not None:
@@ -188,29 +182,6 @@ def schedule_of_accrual(self, schedule_of_accrual):
 
         self._schedule_of_accrual = schedule_of_accrual
 
-    @property
-    def hours_accrued_annually(self):
-        """Gets the hours_accrued_annually of this EmployeeLeaveType.  # noqa: E501
-
-        Deprecated use UnitsAccruedAnnually  # noqa: E501
-
-        :return: The hours_accrued_annually of this EmployeeLeaveType.  # noqa: E501
-        :rtype: float
-        """
-        return self._hours_accrued_annually
-
-    @hours_accrued_annually.setter
-    def hours_accrued_annually(self, hours_accrued_annually):
-        """Sets the hours_accrued_annually of this EmployeeLeaveType.
-
-        Deprecated use UnitsAccruedAnnually  # noqa: E501
-
-        :param hours_accrued_annually: The hours_accrued_annually of this EmployeeLeaveType.  # noqa: E501
-        :type: float
-        """
-
-        self._hours_accrued_annually = hours_accrued_annually
-
     @property
     def units_accrued_annually(self):
         """Gets the units_accrued_annually of this EmployeeLeaveType.  # noqa: E501
@@ -330,7 +301,7 @@ def opening_balance_type_of_units(self, opening_balance_type_of_units):
     def rate_accrued_hourly(self):
         """Gets the rate_accrued_hourly of this EmployeeLeaveType.  # noqa: E501
 
-        The number of hours added to the leave balance for every hour worked by the employee. This is normally 0, unless the scheduleOfAccrual chosen is \"OnHourWorked\"  # noqa: E501
+        not supported in Payroll NZ  # noqa: E501
 
         :return: The rate_accrued_hourly of this EmployeeLeaveType.  # noqa: E501
         :rtype: float
@@ -341,7 +312,7 @@ def rate_accrued_hourly(self):
     def rate_accrued_hourly(self, rate_accrued_hourly):
         """Sets the rate_accrued_hourly of this EmployeeLeaveType.
 
-        The number of hours added to the leave balance for every hour worked by the employee. This is normally 0, unless the scheduleOfAccrual chosen is \"OnHourWorked\"  # noqa: E501
+        not supported in Payroll NZ  # noqa: E501
 
         :param rate_accrued_hourly: The rate_accrued_hourly of this EmployeeLeaveType.  # noqa: E501
         :type: float
diff --git a/xero_python/payrolluk/api/payroll_uk_api.py b/xero_python/payrolluk/api/payroll_uk_api.py
index cc8d1812..d7b7c3d4 100644
--- a/xero_python/payrolluk/api/payroll_uk_api.py
+++ b/xero_python/payrolluk/api/payroll_uk_api.py
@@ -21,7 +21,7 @@
 """
 
 """
-    OpenAPI spec version: 9.3.0
+    OpenAPI spec version: 10.1.0
 """
 
 
diff --git a/xero_python/project/api/project_api.py b/xero_python/project/api/project_api.py
index ecf04843..97d1d784 100644
--- a/xero_python/project/api/project_api.py
+++ b/xero_python/project/api/project_api.py
@@ -21,7 +21,7 @@
 """
 
 """
-    OpenAPI spec version: 9.3.0
+    OpenAPI spec version: 10.1.0
 """