diff --git a/.github/workflows/benchmark.yml b/.github/workflows/benchmark.yml
index 08a75060..19a3d93a 100644
--- a/.github/workflows/benchmark.yml
+++ b/.github/workflows/benchmark.yml
@@ -30,7 +30,7 @@ jobs:
     steps:
 
     - name: Checkout code
-      uses: actions/checkout@v4
+      uses: actions/checkout@v5
 
     - name: Setup .NET SDK
       uses: actions/setup-dotnet@v4
diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 75b18a9f..13519155 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -38,7 +38,7 @@ jobs:
     steps:
 
     - name: Checkout code
-      uses: actions/checkout@v4
+      uses: actions/checkout@v5
 
     - name: Setup .NET SDK
       uses: actions/setup-dotnet@v4
diff --git a/.github/workflows/codeql.yml b/.github/workflows/codeql.yml
index b4524c77..1de89e37 100644
--- a/.github/workflows/codeql.yml
+++ b/.github/workflows/codeql.yml
@@ -29,7 +29,7 @@ jobs:
 
     steps:
     - name: Checkout repository
-      uses: actions/checkout@v4
+      uses: actions/checkout@v5
 
     - name: Initialize CodeQL
       uses: github/codeql-action/init@v3
diff --git a/.github/workflows/lint.yml b/.github/workflows/lint.yml
index 97b000c4..f13a9b85 100644
--- a/.github/workflows/lint.yml
+++ b/.github/workflows/lint.yml
@@ -28,7 +28,7 @@ jobs:
     steps:
 
     - name: Checkout code
-      uses: actions/checkout@v4
+      uses: actions/checkout@v5
 
     - name: Add actionlint problem matcher
       run: echo "::add-matcher::.github/actionlint-matcher.json"