diff --git a/.github/workflows/build-base.yaml b/.github/workflows/build-base.yaml
index ce1783a..004718e 100644
--- a/.github/workflows/build-base.yaml
+++ b/.github/workflows/build-base.yaml
@@ -5,6 +5,8 @@ on:
   push:
     paths:
       - 'Dockerfile.base'
+    branches:
+      - 'master'
 jobs:
   docker:
     runs-on: ubuntu-latest