diff --git a/.github/workflows/build-mosdns.yml b/.github/workflows/build-mosdns.yml
index 268ba63e..e567ffed 100644
--- a/.github/workflows/build-mosdns.yml
+++ b/.github/workflows/build-mosdns.yml
@@ -2,7 +2,10 @@ name: build mosdns
 
 on:
   push:
-    branches: ['*']
+    branches:
+      - 'master'
+    paths:
+      - '.github/workflows/**'
   schedule:
     - cron: '0 16 * * *'
 
diff --git a/.github/workflows/build-net.yml b/.github/workflows/build-net.yml
index e3fc4cc7..e1f739a5 100644
--- a/.github/workflows/build-net.yml
+++ b/.github/workflows/build-net.yml
@@ -2,7 +2,10 @@ name: build net
 
 on:
   push:
-    branches: ['*']
+    branches:
+      - 'master'
+    paths:
+      - '.github/workflows/**'
   schedule:
     - cron: '0 16 * * *'