diff --git a/rubygem-actionmailer.yaml b/rubygem-actionmailer.yaml
index f7fc82a05701eb79a42a61f2d34e37258f619d71..2910aa102cd3ba82b55a58e7be7f3c649faba932 100644
--- a/rubygem-actionmailer.yaml
+++ b/rubygem-actionmailer.yaml
@@ -1,4 +1,4 @@
 version_control: github
 src_repo: rails/rails
-tag_prefix: "v"
+tag_prefix: "^v"
 seperator: "."