diff --git a/.github/workflows/docc.yml b/.github/workflows/docc.yml
index 2f2383a..f922ffe 100644
--- a/.github/workflows/docc.yml
+++ b/.github/workflows/docc.yml
@@ -22,7 +22,7 @@ jobs:
 
     steps:
       - name: Checkout code
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Setup Xcode
         uses: maxim-lobanov/setup-xcode@v1
diff --git a/.github/workflows/macOS.yml b/.github/workflows/macOS.yml
index f075aa5..49e20f9 100644
--- a/.github/workflows/macOS.yml
+++ b/.github/workflows/macOS.yml
@@ -2,7 +2,9 @@ name: macOS
 
 on:
   push:
-    branches: ["**"]
+    branches: ["main"]
+  pull_request:
+    branches: ["main"]
 
 jobs:
   build:
@@ -15,7 +17,7 @@ jobs:
       uses: swift-actions/setup-swift@v2
       with: 
         swift-version: '6.1.0'
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
     - name: Build
       run: swift build -v
     - name: Run tests
diff --git a/.github/workflows/ubuntu.yml b/.github/workflows/ubuntu.yml
index ca4352b..d9a6a73 100644
--- a/.github/workflows/ubuntu.yml
+++ b/.github/workflows/ubuntu.yml
@@ -5,7 +5,9 @@ name: Ubuntu
 
 on:
   push:
-    branches: ["**"]
+    branches: ["main"]
+  pull_request:
+    branches: ["main"]
 
 jobs:
   build:
@@ -16,7 +18,7 @@ jobs:
         uses: swift-actions/setup-swift@v2
         with: 
           swift-version: '6.1.0'
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - name: Build for release
         run: swift build -v -c release
       - name: Test
diff --git a/.github/workflows/windows.yml b/.github/workflows/windows.yml
index 01046e3..9bb5e71 100644
--- a/.github/workflows/windows.yml
+++ b/.github/workflows/windows.yml
@@ -2,7 +2,9 @@ name: Windows
 
 on:
   push:
-    branches: ["**"]
+    branches: ["main"]
+  pull_request:
+    branches: ["main"]
 
 jobs:
   build: