diff --git a/Gemfile.lock b/Gemfile.lock
index 107a143..5a56283 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -1,7 +1,7 @@
 PATH
   remote: .
   specs:
-    mosql (0.3.2)
+    mosql (0.4.0)
       bson_ext
       json
       log4r
diff --git a/lib/mosql/version.rb b/lib/mosql/version.rb
index 1267483..96f803b 100644
--- a/lib/mosql/version.rb
+++ b/lib/mosql/version.rb
@@ -1,3 +1,3 @@
 module MoSQL
-  VERSION = "0.3.2"
+  VERSION = "0.4.0"
 end