diff --git a/pyproject.toml b/pyproject.toml
index a2aac6ea1..04a187b5c 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -3,7 +3,7 @@ name = "cohere"
 
 [tool.poetry]
 name = "cohere"
-version = "5.20.2"
+version = "5.20.4"
 description = ""
 readme = "README.md"
 authors = []
diff --git a/src/cohere/core/client_wrapper.py b/src/cohere/core/client_wrapper.py
index 3ff018a9c..8a23c07f0 100644
--- a/src/cohere/core/client_wrapper.py
+++ b/src/cohere/core/client_wrapper.py
@@ -24,10 +24,10 @@ def __init__(
 
     def get_headers(self) -> typing.Dict[str, str]:
         headers: typing.Dict[str, str] = {
-            "User-Agent": "cohere/5.20.2",
+            "User-Agent": "cohere/5.20.4",
             "X-Fern-Language": "Python",
             "X-Fern-SDK-Name": "cohere",
-            "X-Fern-SDK-Version": "5.20.2",
+            "X-Fern-SDK-Version": "5.20.4",
             **(self.get_custom_headers() or {}),
         }
         if self._client_name is not None: