diff --git a/CHANGELOG.md b/CHANGELOG.md
index 77655cf1..79324a61 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -4,6 +4,13 @@
 
 [1]: https://pypi.org/project/google-resumable-media/#history
 
+### [2.3.4](https://github.com/googleapis/google-resumable-media-python/compare/v2.3.3...v2.3.4) (2022-05-24)
+
+
+### Bug Fixes
+
+* Use unittest.mock ([#329](https://github.com/googleapis/google-resumable-media-python/issues/329)) ([82f9769](https://github.com/googleapis/google-resumable-media-python/commit/82f9769f3368404d1854dd22eeed34eeb25ea835))
+
 ### [2.3.3](https://github.com/googleapis/google-resumable-media-python/compare/v2.3.2...v2.3.3) (2022-05-05)
 
 
diff --git a/setup.py b/setup.py
index 9236512e..8890cb11 100644
--- a/setup.py
+++ b/setup.py
@@ -35,7 +35,7 @@
 
 setuptools.setup(
     name='google-resumable-media',
-    version = "2.3.3",
+    version = "2.3.4",
     description='Utilities for Google Media Downloads and Resumable Uploads',
     author='Google Cloud Platform',
     author_email='googleapis-publisher@google.com',