diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 8647e65722..33d750afca 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -1,6 +1,9 @@
 name: CI
 
-on: [push, pull_request]
+on:
+  push:
+    branches: [master]
+  pull_request:
 
 concurrency:
   group: ${{ github.workflow }}-${{ github.head_ref || format('{0}-{1}', github.ref, github.run_number) }}
diff --git a/.github/workflows/flatpak.yml b/.github/workflows/flatpak.yml
index 121dca1655..b30f0f0608 100644
--- a/.github/workflows/flatpak.yml
+++ b/.github/workflows/flatpak.yml
@@ -1,6 +1,9 @@
 name: Flatpak
 
-on: [push, pull_request]
+on:
+  push:
+    branches: [master]
+  pull_request:
 
 concurrency:
   group: ${{ github.workflow }}-${{ github.head_ref || format('{0}-{1}', github.ref, github.run_number) }}
diff --git a/.github/workflows/libjs-test262.yml b/.github/workflows/libjs-test262.yml
index 58bd4e7dc2..ed08f8ed0a 100644
--- a/.github/workflows/libjs-test262.yml
+++ b/.github/workflows/libjs-test262.yml
@@ -1,6 +1,9 @@
 name: Run test262 and test-wasm
 
-on: [push, pull_request]
+on:
+  push:
+    branches: [master]
+  pull_request:
 
 concurrency:
   group: ${{ github.workflow }}-${{ github.head_ref || format('{0}-{1}', github.ref, github.run_number) }}
diff --git a/.github/workflows/lint-code.yml b/.github/workflows/lint-code.yml
index c3d34b5422..bb8e2c3252 100644
--- a/.github/workflows/lint-code.yml
+++ b/.github/workflows/lint-code.yml
@@ -1,6 +1,9 @@
 name: Lint Code
 
-on: [ push, pull_request ]
+on:
+  push:
+    branches: [master]
+  pull_request:
 
 jobs:
   lint: