diff --git a/.github/workflows/comprehensive_tests.yml b/.github/workflows/comprehensive_tests.yml
index 2330e3a8..314ed6e9 100644
--- a/.github/workflows/comprehensive_tests.yml
+++ b/.github/workflows/comprehensive_tests.yml
@@ -83,7 +83,7 @@ jobs:
     # This happens even if the previous steps fail, allowing you to debug.
     - name: Upload Test Report
       if: always()
-      uses: actions/upload-artifact@v3
+      uses: actions/upload-artifact@v4
       with:
         name: test-report-${{ matrix.python-version }}
         path: test_runs/
\ No newline at end of file