diff --git a/.github/workflows/unittests.yml b/.github/workflows/unittests.yml
index 22f103d..6bd0c05 100644
--- a/.github/workflows/unittests.yml
+++ b/.github/workflows/unittests.yml
@@ -47,4 +47,4 @@ jobs:
         run: XDEBUG_MODE=coverage vendor/bin/phpunit --coverage-text --coverage-clover=coverage.xml
 
       - name: Upload coverage reports to Codecov
-        uses: codecov/codecov-action@v3
+        uses: codecov/codecov-action@v4