diff --git a/.github/workflows/alt_build_executables.yml b/.github/workflows/alt_build_executables.yml
index 151f669..e08acd0 100644
--- a/.github/workflows/alt_build_executables.yml
+++ b/.github/workflows/alt_build_executables.yml
@@ -31,7 +31,7 @@ jobs:
 
     steps:
     - name: Checkout code
-      uses: actions/checkout@v4
+      uses: actions/checkout@v5
 
     - name: Set up Python
       uses: actions/setup-python@v5
diff --git a/.github/workflows/python-app.yml b/.github/workflows/python-app.yml
index 0f55988..8f15132 100644
--- a/.github/workflows/python-app.yml
+++ b/.github/workflows/python-app.yml
@@ -18,7 +18,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v5
     - name: Set up Python 3.10
       uses: actions/setup-python@v5
       with: