diff --git a/.github/workflows/notice.yaml b/.github/workflows/notice.yaml
index 41fc627..2b21f31 100644
--- a/.github/workflows/notice.yaml
+++ b/.github/workflows/notice.yaml
@@ -1,6 +1,8 @@
 name: Notice
 on:
   push:
+    branches:
+      - master
     paths:
       - stack.yaml
       - stack.yaml.lock