diff --git a/rubygem-activemodel.yaml b/rubygem-activemodel.yaml
index f7fc82a..2910aa1 100644
--- a/rubygem-activemodel.yaml
+++ b/rubygem-activemodel.yaml
@@ -1,4 +1,4 @@
 version_control: github
 src_repo: rails/rails
-tag_prefix: "v"
+tag_prefix: "^v"
 seperator: "."