diff --git a/lib/sendwithus_ruby_action_mailer/version.rb b/lib/sendwithus_ruby_action_mailer/version.rb
index e6ebf12..dc69fc9 100644
--- a/lib/sendwithus_ruby_action_mailer/version.rb
+++ b/lib/sendwithus_ruby_action_mailer/version.rb
@@ -1,3 +1,3 @@
 module SendWithUsMailer
-  VERSION = "0.4.0"
+  VERSION = "1.0.0"
 end