diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index f1cd738..4e94e7a 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -41,7 +41,7 @@ jobs:
           PYLAST_USERNAME: ${{ secrets.PYLAST_USERNAME }}
 
       - name: Upload coverage
-        uses: codecov/codecov-action@v4
+        uses: codecov/codecov-action@v3.1.5
         with:
           flags: ${{ matrix.os }}
           name: ${{ matrix.os }} Python ${{ matrix.python-version }}