diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 2470bf5..523e614 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -38,7 +38,7 @@ jobs:
         tox -e py
 
     - name: Upload coverage
-      uses: codecov/codecov-action@v3
+      uses: codecov/codecov-action@v4
       with:
         flags: ${{ matrix.os }}
         name: ${{ matrix.os }} Python ${{ matrix.python-version }}