diff --git a/.release-please-manifest.json b/.release-please-manifest.json
index 2bd8d9b7..b1f38a74 100644
--- a/.release-please-manifest.json
+++ b/.release-please-manifest.json
@@ -1,3 +1,3 @@
 {
-	".": "1.2.0"
+	".": "1.2.1"
 }
\ No newline at end of file
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 2829e23b..d899e1fd 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,13 @@
 
 All notable changes to this project will be documented in this file.
 
+## [1.2.1](https://github.com/microsoftgraph/msgraph-sdk-python-core/compare/v1.2.0...v1.2.1) (2025-01-30)
+
+
+### Bug Fixes
+
+* issue with national cloud/version enums and base url being set [#818](https://github.com/microsoftgraph/msgraph-sdk-python-core/issues/818) ([4ee7887](https://github.com/microsoftgraph/msgraph-sdk-python-core/commit/4ee78873cfe176c38e84c4f1d7f469c73eb6dff6))
+
 ## [1.2.0](https://github.com/microsoftgraph/msgraph-sdk-python-core/compare/v1.1.8...v1.2.0) (2025-01-14)
 
 
diff --git a/pyproject.toml b/pyproject.toml
index 552d8473..20e19fd7 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -6,7 +6,7 @@ build-backend = "setuptools.build_meta"
 name = "msgraph-core"
 # The SDK version
 # x-release-please-start-version
-version = "1.2.0"
+version = "1.2.1"
 # x-release-please-end
 authors = [{name = "Microsoft", email = "graphtooling+python@microsoft.com"}]
 description = "Core component of the Microsoft Graph Python SDK"
diff --git a/src/msgraph_core/_constants.py b/src/msgraph_core/_constants.py
index ac7118be..03cc893b 100644
--- a/src/msgraph_core/_constants.py
+++ b/src/msgraph_core/_constants.py
@@ -10,6 +10,6 @@
 DEFAULT_CONNECTION_TIMEOUT = 30
 # The SDK version
 # x-release-please-start-version
-SDK_VERSION = '1.2.0'
+SDK_VERSION = '1.2.1'
 # x-release-please-end
 MS_DEFAULT_SCOPE = 'https://graph.microsoft.com/.default'