diff --git a/CHANGELOG.md b/CHANGELOG.md
index b9c164ba4..d1e376d39 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -4,6 +4,13 @@
 
 [1]: https://pypi.org/project/google-auth/#history
 
+## [2.23.1](https://github.com/googleapis/google-auth-library-python/compare/v2.23.0...v2.23.1) (2023-09-21)
+
+
+### Bug Fixes
+
+* Trust boundary meta header renaming and using the schema from backend team. ([#1384](https://github.com/googleapis/google-auth-library-python/issues/1384)) ([2503d4a](https://github.com/googleapis/google-auth-library-python/commit/2503d4a50995d4f2756846a17b33997273ace5f1))
+
 ## [2.23.0](https://github.com/googleapis/google-auth-library-python/compare/v2.22.0...v2.23.0) (2023-09-11)
 
 
diff --git a/google/auth/version.py b/google/auth/version.py
index 491187e6d..19ff1bf7d 100644
--- a/google/auth/version.py
+++ b/google/auth/version.py
@@ -12,4 +12,4 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-__version__ = "2.23.0"
+__version__ = "2.23.1"