diff --git a/.github/workflows/codeql.yml b/.github/workflows/codeql.yml
index 1273cac..52726cc 100644
--- a/.github/workflows/codeql.yml
+++ b/.github/workflows/codeql.yml
@@ -22,7 +22,7 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
 
       - name: Initialize CodeQL
         uses: github/codeql-action/init@v3
diff --git a/.github/workflows/testpack.yml b/.github/workflows/testpack.yml
index f49bfdf..ca4fc06 100644
--- a/.github/workflows/testpack.yml
+++ b/.github/workflows/testpack.yml
@@ -8,7 +8,7 @@ jobs:
     steps:
       - name: Disable disk flush
         run: sudo apt-get install -y libeatmydata1
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
       - uses: actions/setup-dotnet@v4
         with:
           dotnet-version: |