diff --git a/CHANGELOG.md b/CHANGELOG.md
index 77d05fca5..ad367ae48 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -4,6 +4,13 @@
 
 [1]: https://pypi.org/project/google-auth/#history
 
+## [2.9.0](https://github.com/googleapis/google-auth-library-python/compare/v2.8.0...v2.9.0) (2022-06-28)
+
+
+### Features
+
+* pluggable auth support ([#1045](https://github.com/googleapis/google-auth-library-python/issues/1045)) ([de14f4e](https://github.com/googleapis/google-auth-library-python/commit/de14f4e855c081c08f14cb0211a06107e5314bf7))
+
 ## [2.8.0](https://github.com/googleapis/google-auth-library-python/compare/v2.7.0...v2.8.0) (2022-06-14)
 
 
diff --git a/google/auth/version.py b/google/auth/version.py
index b4f8545fc..22b60f947 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__ = "2.8.0"
+__version__ = "2.9.0"