diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 4027e2d..9935b14 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -17,7 +17,7 @@ jobs:
     
     steps:
     - name: Checkout code
-      uses: actions/checkout@v4
+      uses: actions/checkout@v5
       with:
         fetch-depth: 0  # Shallow clones should be disabled for better analysis
     
@@ -67,7 +67,7 @@ jobs:
     
     steps:
     - name: Checkout code
-      uses: actions/checkout@v4
+      uses: actions/checkout@v5
       with:
         fetch-depth: 0
     
@@ -93,7 +93,7 @@ jobs:
     
     steps:
     - name: Checkout code
-      uses: actions/checkout@v4
+      uses: actions/checkout@v5
       with:
         fetch-depth: 0
     
@@ -139,7 +139,7 @@ jobs:
     
     steps:
     - name: Checkout code
-      uses: actions/checkout@v4
+      uses: actions/checkout@v5
     
     - name: Setup .NET
       uses: actions/setup-dotnet@v4
@@ -180,7 +180,7 @@ jobs:
     
     steps:
     - name: Checkout code
-      uses: actions/checkout@v4
+      uses: actions/checkout@v5
       with:
         fetch-depth: 0
         token: ${{ secrets.GITHUB_TOKEN }}
diff --git a/.github/workflows/coverage.yml b/.github/workflows/coverage.yml
index 89ea63f..bc52b83 100644
--- a/.github/workflows/coverage.yml
+++ b/.github/workflows/coverage.yml
@@ -13,7 +13,7 @@ jobs:
     
     steps:
     - name: Checkout code
-      uses: actions/checkout@v4
+      uses: actions/checkout@v5
       with:
         fetch-depth: 0
     
diff --git a/.github/workflows/performance-analyzer.yml b/.github/workflows/performance-analyzer.yml
index 6ed2152..4475f79 100644
--- a/.github/workflows/performance-analyzer.yml
+++ b/.github/workflows/performance-analyzer.yml
@@ -15,7 +15,7 @@ jobs:
       DOTNET_HOTLOOPCOUNT: 0
 
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
 
       - name: Cache NuGet global-packages
         uses: actions/cache@v4
diff --git a/.github/workflows/pr-validation.yml b/.github/workflows/pr-validation.yml
index 1af175f..7040828 100644
--- a/.github/workflows/pr-validation.yml
+++ b/.github/workflows/pr-validation.yml
@@ -12,7 +12,7 @@ jobs:
     
     steps:
     - name: Checkout code
-      uses: actions/checkout@v4
+      uses: actions/checkout@v5
     
     - name: Setup .NET
       uses: actions/setup-dotnet@v4
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 5e84322..63ec6f4 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -22,7 +22,7 @@ jobs:
     
     steps:
     - name: Checkout code
-      uses: actions/checkout@v4
+      uses: actions/checkout@v5
       with:
         fetch-depth: 0
     
diff --git a/.github/workflows/update-version.yml b/.github/workflows/update-version.yml
index 2188945..1ba30fe 100644
--- a/.github/workflows/update-version.yml
+++ b/.github/workflows/update-version.yml
@@ -25,7 +25,7 @@ jobs:
     
     steps:
     - name: Checkout code
-      uses: actions/checkout@v4
+      uses: actions/checkout@v5
       with:
         token: ${{ secrets.GITHUB_TOKEN }}
         fetch-depth: 0