diff --git a/setup.py b/setup.py
index 8eaa8a40f..e40257bef 100644
--- a/setup.py
+++ b/setup.py
@@ -25,7 +25,7 @@
 
 setup(
     name='gapic-generator',
-    version='0.3.1',
+    version='0.4.0',
     license='Apache 2.0',
     author='Luke Sneeringer',
     author_email='lukesneeringer@google.com',