diff --git a/lib/fluent/plugin/gcs/version.rb b/lib/fluent/plugin/gcs/version.rb
index 2320803..ffc9976 100644
--- a/lib/fluent/plugin/gcs/version.rb
+++ b/lib/fluent/plugin/gcs/version.rb
@@ -1,5 +1,5 @@
 module Fluent
   module GCSPlugin
-    VERSION = "0.4.3"
+    VERSION = "0.4.4"
   end
 end