diff --git a/version.json b/version.json
index b47b6b2..727658d 100644
--- a/version.json
+++ b/version.json
@@ -3,7 +3,7 @@
   "version": "1.3",
   "publicReleaseRefSpec": [
     "^refs/heads/master$",
-    "^refs/heads/v\\d+(?:\\.\\d+)?$"
+    "^refs/tags/v\\d+\\.\\d+"
   ],
   "cloudBuild": {
     "buildNumber": {