diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index 91a438b..1ec9aab 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -69,7 +69,7 @@ jobs:
         poe test
 
     - name: Upload coverage to Codecov
-      uses: codecov/codecov-action@v3
+      uses: codecov/codecov-action@v4
       with:
         files: ./coverage.xml
         flags: unittests