diff --git a/lib/logstash/version.rb b/lib/logstash/version.rb
index f6aa0470f..f8d17073b 100644
--- a/lib/logstash/version.rb
+++ b/lib/logstash/version.rb
@@ -1,5 +1,5 @@
 # The version of logstash.
-LOGSTASH_VERSION = "1.2.0.dev"
+LOGSTASH_VERSION = "1.2.0.beta1"
 
 # Note to authors: this should not include dashes because 'gem' barfs if
 # you include a dash in the version string.