diff --git a/.github/workflows/run_tests.yml b/.github/workflows/run_tests.yml
index 1570bd0..195c4dd 100644
--- a/.github/workflows/run_tests.yml
+++ b/.github/workflows/run_tests.yml
@@ -47,21 +47,21 @@ jobs:
 
       - name: Archive test results
         if: ${{ always() }}
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         with:
           name: test result
           path: test_results.txt
 
       - name: Archive code coverage report (plain text)
         if: ${{ always() }}
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         with:
           name: code coverage report (plain text)
           path: coverage_report.txt
 
       - name: Archive code coverage report (HTML)
         if: ${{ always() }}
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         with:
           name: code coverage report (HTML)
           path: htmlcov/*