diff --git a/.github/workflows/run_unit_tests.yml b/.github/workflows/run_unit_tests.yml
index c4176795..96bc3592 100644
--- a/.github/workflows/run_unit_tests.yml
+++ b/.github/workflows/run_unit_tests.yml
@@ -15,7 +15,7 @@ jobs:
         os: [windows-latest, ubuntu-22.04]
         python-version: [3.8, 3.9, "3.10", 3.11]
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
       with:
         fetch-depth: 0
     - name: Version from Git tags
@@ -56,4 +56,4 @@ jobs:
       run:
         coverage combine
     - name: Upload coverage report to Codecov
-      uses: codecov/codecov-action@v3
+      uses: codecov/codecov-action@v4