diff --git a/{{cookiecutter.directory_name}}/.github/workflows/build.yml b/{{cookiecutter.directory_name}}/.github/workflows/build.yml
index ff8b80bf..aea85388 100644
--- a/{{cookiecutter.directory_name}}/.github/workflows/build.yml
+++ b/{{cookiecutter.directory_name}}/.github/workflows/build.yml
@@ -1,6 +1,12 @@
 name: Python package
 
-on: [push, pull_request]
+on:
+  push:
+    branches:
+    - main
+  pull_request:
+    branches:
+    - main
 
 jobs:
 
diff --git a/{{cookiecutter.directory_name}}/.github/workflows/cffconvert.yml b/{{cookiecutter.directory_name}}/.github/workflows/cffconvert.yml
index 0d2ac633..76603f3d 100644
--- a/{{cookiecutter.directory_name}}/.github/workflows/cffconvert.yml
+++ b/{{cookiecutter.directory_name}}/.github/workflows/cffconvert.yml
@@ -1,6 +1,12 @@
 name: cffconvert
 
-on: [push, pull_request]
+on:
+  push:
+    branches:
+    - main
+  pull_request:
+    branches:
+    - main
 
 jobs:
 
diff --git a/{{cookiecutter.directory_name}}/.github/workflows/markdown-link-check.yml b/{{cookiecutter.directory_name}}/.github/workflows/markdown-link-check.yml
index 0afe69eb..2377c4c6 100644
--- a/{{cookiecutter.directory_name}}/.github/workflows/markdown-link-check.yml
+++ b/{{cookiecutter.directory_name}}/.github/workflows/markdown-link-check.yml
@@ -1,6 +1,12 @@
 name: markdown-link-check
 
-on: [push, pull_request]
+on:
+  push:
+    branches:
+    - main
+  pull_request:
+    branches:
+    - main
 
 jobs:
 
diff --git a/{{cookiecutter.directory_name}}/.github/workflows/sonarcloud.yml b/{{cookiecutter.directory_name}}/.github/workflows/sonarcloud.yml
index 61ca173d..f9d37b55 100644
--- a/{{cookiecutter.directory_name}}/.github/workflows/sonarcloud.yml
+++ b/{{cookiecutter.directory_name}}/.github/workflows/sonarcloud.yml
@@ -2,8 +2,12 @@ name: sonarcloud
 
 on:
   push:
+    branches:
+    - main
   pull_request:
     types: [opened, synchronize, reopened]
+    branches:
+    - main
 
 jobs: