diff --git a/CHANGELOG.md b/CHANGELOG.md
index 37e3491238..2c54745b47 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -17,6 +17,10 @@ Changes are grouped as follows
 - `Fixed` for any bug fixes.
 - `Security` in case of vulnerabilities.
 
+## [7.5.1] - 2023-12-01
+### Changed
+- Raise an exception if `ClientConfig:base_url` is set to `None` or an empty string
+
 ## [7.5.0] - 2023-11-30
 ### Added
 - `chain_to` to `NodeResultSetExpression` and `NodeResultSetExpression`, and `direction` to `NodeResultSetExpression`.
diff --git a/cognite/client/_version.py b/cognite/client/_version.py
index e11a6f90ea..91746e1307 100644
--- a/cognite/client/_version.py
+++ b/cognite/client/_version.py
@@ -1,4 +1,4 @@
 from __future__ import annotations
 
-__version__ = "7.5.0"
+__version__ = "7.5.1"
 __api_subversion__ = "V20220125"
diff --git a/cognite/client/config.py b/cognite/client/config.py
index 3bda116368..b9348d3b81 100644
--- a/cognite/client/config.py
+++ b/cognite/client/config.py
@@ -111,6 +111,8 @@ def debug(self, value: bool) -> None:
     def _validate_config(self) -> None:
         if not self.project:
             raise ValueError(f"Invalid value for ClientConfig.project: <{self.project}>")
+        if not self.base_url:
+            raise ValueError(f"Invalid value for ClientConfig.base_url: <{self.base_url}>")
 
     def __str__(self) -> str:
         return pprint.pformat(self.__dict__, indent=4)
diff --git a/pyproject.toml b/pyproject.toml
index aab05303ac..4bfa5e4182 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,7 +1,7 @@
 [tool.poetry]
 name = "cognite-sdk"
 
-version = "7.5.0"
+version = "7.5.1"
 description = "Cognite Python SDK"
 readme = "README.md"
 documentation = "https://cognite-sdk-python.readthedocs-hosted.com"