diff --git a/LATEST_VERSION b/LATEST_VERSION
index ed64508c27..4ed2a076ea 100644
--- a/LATEST_VERSION
+++ b/LATEST_VERSION
@@ -1 +1 @@
-2011.09.18
+2011.09.18b
diff --git a/youtube-dl b/youtube-dl
index a525dc4125..df0391febf 100755
--- a/youtube-dl
+++ b/youtube-dl
@@ -15,7 +15,7 @@ __author__  = (
 	)
 
 __license__ = 'Public Domain'
-__version__ = '2011.09.18'
+__version__ = '2011.09.18b'
 
 UPDATE_URL = 'https://raw.github.com/rg3/youtube-dl/master/youtube-dl'