diff --git a/.github/workflows/mypy.yml b/.github/workflows/mypy.yml
index bda7b87..801f2c2 100644
--- a/.github/workflows/mypy.yml
+++ b/.github/workflows/mypy.yml
@@ -22,7 +22,7 @@ jobs:
       - name: Display Git version
         run: git --version
 
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
         with:
           submodules: recursive
 
diff --git a/.github/workflows/runtime.yml b/.github/workflows/runtime.yml
index ca9beb0..8447139 100644
--- a/.github/workflows/runtime.yml
+++ b/.github/workflows/runtime.yml
@@ -24,7 +24,7 @@ jobs:
       - name: Display Git version
         run: git --version
 
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
         with:
           submodules: recursive