diff --git a/docs/examples/example.json b/docs/examples/example.json
index 46dce6a1..500a851e 100644
--- a/docs/examples/example.json
+++ b/docs/examples/example.json
@@ -233,7 +233,7 @@
           "date": "2024-05-01T00:00:00Z",
           "lifeCycleCosting": {
             "value": {
-              "amount": 10000000,
+              "amount": 60000000,
               "currency": "USD"
             }
           },
@@ -245,7 +245,7 @@
                 {
                   "id": "1",
                   "value": {
-                    "amount": 50000000,
+                    "amount": 5000000,
                     "currency": "USD"
                   },
                   "classification": {
diff --git a/docs/reference/changelog.md b/docs/reference/changelog.md
index 2ee6d072..419d7147 100644
--- a/docs/reference/changelog.md
+++ b/docs/reference/changelog.md
@@ -1,5 +1,11 @@
 # Changelog
 
+## [X.X.X] - YYYY-MM-DD
+
+### Documentation 
+
+* [#287](https://github.com/open-contracting/infrastructure/pull/522) - correct `costMeasurements` so that the sum of cost groups is less than `lifeCycleCosting` in example file.
+
 ## [0.9.5] - 2025-04-02
 
 ### Documentation