diff --git a/.github/workflows/pythonpackage.yml b/.github/workflows/pythonpackage.yml
index 7443193..8a2259b 100644
--- a/.github/workflows/pythonpackage.yml
+++ b/.github/workflows/pythonpackage.yml
@@ -112,7 +112,7 @@ jobs:
                     pytest -m "not slow"
 
             -   name: Run codecov
-                uses: codecov/codecov-action@v3
+                uses: codecov/codecov-action@v4
                 with:
                     file: ./coverage.xml
                     name: codecov-umbrella