diff --git a/.github/workflows/checks.yml b/.github/workflows/checks.yml
index 25a4cb1..16771ed 100644
--- a/.github/workflows/checks.yml
+++ b/.github/workflows/checks.yml
@@ -4,6 +4,8 @@ on:
   pull_request:
     types: [opened, synchronize]
   push:
+    branches:
+      - master
 
 jobs:
   command-check:
diff --git a/.github/workflows/terraform.yml b/.github/workflows/terraform.yml
index 9b9cc84..eb1af41 100644
--- a/.github/workflows/terraform.yml
+++ b/.github/workflows/terraform.yml
@@ -7,7 +7,8 @@ on:
       - .github/workflows/terraform.yml
       - terraform/**
   push:
-    branches: [master]
+    branches:
+      - master
     paths:
       - .github/workflows/terraform.yml
       - terraform/**
diff --git a/.github/workflows/yamllint.yml b/.github/workflows/yamllint.yml
index 8f3de8b..2294aab 100644
--- a/.github/workflows/yamllint.yml
+++ b/.github/workflows/yamllint.yml
@@ -7,6 +7,8 @@ on:
       - '**.yml'
       - '**.yaml'
   push:
+    branches:
+      - master
     paths:
       - '**.yml'
       - '**.yaml'