diff --git a/lib/gnuplotrb/version.rb b/lib/gnuplotrb/version.rb
index b4f3e94..c1e9533 100644
--- a/lib/gnuplotrb/version.rb
+++ b/lib/gnuplotrb/version.rb
@@ -4,5 +4,5 @@
 module GnuplotRB
   ##
   # Gem version
-  VERSION = '0.3.3'
+  VERSION = '0.3.4'
 end