diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index c736569e..84632995 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -339,7 +339,7 @@ jobs:
                --output-file lcov.info
 
       - name: Upload coverage data (Codecov)
-        uses: codecov/codecov-action@v5
+        uses: codecov/codecov-action@v6
         if: ${{ matrix.test_type == 'coverage' }}
         with:
           files: ./libtrixi-julia/lcov.info,./lcov.info