diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index e4248a7..b6b1b70 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -26,7 +26,7 @@ jobs:
       - uses: DeterminateSystems/nix-installer-action@v21
       - uses: DeterminateSystems/magic-nix-cache-action@v13
       - run: nix develop --command make test
-      - uses: codecov/codecov-action@v5
+      - uses: codecov/codecov-action@v6
         with:
           files: coverage.out
           token: ${{ secrets.CODECOV_TOKEN }}