diff --git a/.github/workflows/codespell.yml b/.github/workflows/codespell.yml
index a877b95..9036451 100644
--- a/.github/workflows/codespell.yml
+++ b/.github/workflows/codespell.yml
@@ -11,6 +11,6 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
       - name: Codespell
         uses: codespell-project/actions-codespell@v2
diff --git a/.github/workflows/run_unit_tests.yml b/.github/workflows/run_unit_tests.yml
index 70179f1..6b9bb29 100644
--- a/.github/workflows/run_unit_tests.yml
+++ b/.github/workflows/run_unit_tests.yml
@@ -25,7 +25,7 @@ jobs:
           - os: windows-latest
             cc: cl
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v5
 
     - name: Install build and test dependencies (Linux)
       if: startsWith(matrix.os, 'ubuntu')