Release v1.5.0 (#267)

diff --git a/CHANGELOG.rst b/CHANGELOG.rst
index 9d22c60..6506f67 100644
--- a/CHANGELOG.rst
+++ b/CHANGELOG.rst
@@ -1,6 +1,13 @@
 Changelog
 =========
 
+v1.5.0
+------
+
+- Warn when using user credentials from the Cloud SDK (#266)
+- Add compute engine-based IDTokenCredentials (#236)
+- Corrected some typos (#265)
+
 v1.4.2
 ------
 
diff --git a/setup.py b/setup.py
index a1af80f..6bda014 100644
--- a/setup.py
+++ b/setup.py
@@ -31,7 +31,7 @@
 
 setup(
     name='google-auth',
-    version='1.4.2',
+    version='1.5.0',
     author='Google Cloud Platform',
     author_email='jonwayne+google-auth@google.com',
     description='Google Authentication Library',