diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 2032adbf3..61caceb56 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -167,14 +167,14 @@ jobs:
         uses: codecov/test-results-action@v1
         with:
           token: ${{ secrets.CODECOV_TOKEN }}
-          flags: ${{ matrix.python-version }}
+          flags: python-${{ matrix.python-version }}
           files: junit.xml
       -
         name: Upload backend coverage to Codecov
         uses: codecov/codecov-action@v5
         with:
           token: ${{ secrets.CODECOV_TOKEN }}
-          flags: ${{ matrix.python-version }}
+          flags: python-${{ matrix.python-version }}
           files: coverage.xml
       -
         name: Stop containers