diff --git a/tensorboard/version.py b/tensorboard/version.py
index 765b28dfab..a82732bf7e 100644
--- a/tensorboard/version.py
+++ b/tensorboard/version.py
@@ -15,4 +15,4 @@
 
 """Contains the version string."""
 
-VERSION = '1.9.0a0'
+VERSION = '1.9.0'