diff --git a/.github/workflows/auto-release.yaml b/.github/workflows/auto-release.yaml
index c8494910..3ce51eee 100644
--- a/.github/workflows/auto-release.yaml
+++ b/.github/workflows/auto-release.yaml
@@ -4,6 +4,7 @@ name: auto-release
 jobs:
   approve:
     runs-on: ubuntu-latest
+    if: contains(github.head_ref, 'release-v')
     steps:
     - uses: actions/github-script@v3.0.0
       with:
diff --git a/synth.metadata b/synth.metadata
index 74959fbb..269d3a87 100644
--- a/synth.metadata
+++ b/synth.metadata
@@ -4,7 +4,7 @@
       "git": {
         "name": ".",
         "remote": "https://github.com/googleapis/java-bigqueryconnection.git",
-        "sha": "8e87e93eed23b59c6fcf6c6919f7c2bf1af9768f"
+        "sha": "7753891e1a94be5bee835cd20bfb1e4b840c7853"
       }
     },
     {
@@ -27,7 +27,7 @@
       "git": {
         "name": "synthtool",
         "remote": "https://github.com/googleapis/synthtool.git",
-        "sha": "916c10e8581804df2b48a0f0457d848f3faa582e"
+        "sha": "95dbe1bee3c7f7e52ddb24a54c37080620e0d1a2"
       }
     }
   ],