diff --git a/.github/workflows/clang-format.yml b/.github/workflows/clang-format.yml
index ea2945bf..da58c64a 100644
--- a/.github/workflows/clang-format.yml
+++ b/.github/workflows/clang-format.yml
@@ -1,6 +1,11 @@
 name: clang-format
 
-on: [push]
+on:
+  push:
+    branches:
+      - master
+  pull_request:
+  workflow_dispatch:
 
 jobs:
   build:
diff --git a/.github/workflows/cpp-tests.yml b/.github/workflows/cpp-tests.yml
index 47fc4c08..fcfe70c2 100644
--- a/.github/workflows/cpp-tests.yml
+++ b/.github/workflows/cpp-tests.yml
@@ -2,8 +2,14 @@ name: cpp-tests
 
 on:
   push:
+    branches:
+      - master
     paths-ignore:
       - "*.md"
+  pull_request:
+    paths-ignore:
+      - "*.md"
+  workflow_dispatch:
 
 env:
   # Path to the solution file relative to the root of the project.
diff --git a/.github/workflows/reactjs-tests.yml b/.github/workflows/reactjs-tests.yml
index 28751f74..29621e5c 100644
--- a/.github/workflows/reactjs-tests.yml
+++ b/.github/workflows/reactjs-tests.yml
@@ -5,8 +5,14 @@ name: reactjs-tests
 
 on:
   push:
+    branches:
+      - master
     paths-ignore:
       - "*.md"
+  pull_request:
+    paths-ignore:
+      - "*.md"
+  workflow_dispatch:
 
 jobs:
   build: