diff --git a/.github/workflows/codeql.yml b/.github/workflows/codeql.yml
index 391725a..22dc239 100644
--- a/.github/workflows/codeql.yml
+++ b/.github/workflows/codeql.yml
@@ -21,7 +21,7 @@ jobs:
 
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
 
       - name: Initialize CodeQL
         uses: github/codeql-action/init@v3
diff --git a/.github/workflows/dotnet.yml b/.github/workflows/dotnet.yml
index 9cd3c7e..3e97f71 100644
--- a/.github/workflows/dotnet.yml
+++ b/.github/workflows/dotnet.yml
@@ -22,7 +22,7 @@ jobs:
             OUTPUTDIR: optimalDb-win-x64
 
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v6
       - name: Setup .NET Core
         uses: actions/setup-dotnet@v1
         with: