diff --git a/.github/workflows/run_tests.yml b/.github/workflows/run_tests.yml
index c16fef8..e34b04a 100644
--- a/.github/workflows/run_tests.yml
+++ b/.github/workflows/run_tests.yml
@@ -14,12 +14,12 @@ jobs:
 
     steps:
       - name: Check out code
-        uses: actions/checkout@v2
+        uses: actions/checkout@v4
 
       - name: Set up Python
-        uses: actions/setup-python@v2
+        uses: actions/setup-python@v5
         with:
-          python-version: 3.11.5
+          python-version: '3.11.5'
 
       - name: Install dependencies
         run: |
@@ -35,7 +35,7 @@ jobs:
           python -m unittest discover tests
 
       - name: Upload coverage report
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         with:
           name: coverage-report
           path: coverage.xml