diff --git a/CHANGELOG.md b/CHANGELOG.md
index 4e26316..9762d0c 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -4,6 +4,13 @@
 
 [1]: https://pypi.org/project/google-auth/#history
 
+## [1.10.0](https://www.github.com/googleapis/google-auth-library-python/compare/v1.9.0...v1.10.0) (2019-12-18)
+
+
+### Features
+
+* send quota project id in x-goog-user-project for OAuth2 credentials ([#412](https://www.github.com/googleapis/google-auth-library-python/issues/412)) ([32d71a5](https://www.github.com/googleapis/google-auth-library-python/commit/32d71a5858435af0818a705b754404882bb7bb9e)), closes [#400](https://www.github.com/googleapis/google-auth-library-python/issues/400)
+
 ## [1.9.0](https://www.github.com/googleapis/google-auth-library-python/compare/v1.8.2...v1.9.0) (2019-12-12)
 
 
diff --git a/setup.py b/setup.py
index 0078aaf..954ce17 100644
--- a/setup.py
+++ b/setup.py
@@ -30,7 +30,7 @@
 with io.open("README.rst", "r") as fh:
     long_description = fh.read()
 
-version = "1.9.0"
+version = "1.10.0"
 
 setup(
     name="google-auth",