diff --git a/packages/google-cloud-translate/setup.py b/packages/google-cloud-translate/setup.py
index d06a289cd2f9..c12792752e0e 100644
--- a/packages/google-cloud-translate/setup.py
+++ b/packages/google-cloud-translate/setup.py
@@ -57,7 +57,7 @@
 
 setup(
     name='google-cloud-translate',
-    version='1.3.0',
+    version='1.3.1.dev1',
     description='Python Client for Google Cloud Translation API',
     long_description=README,
     namespace_packages=[