diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 2024ffb..5dc8ab3 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -199,7 +199,7 @@ jobs:
 
 
       - name: Publish to codecov
-        uses: codecov/codecov-action@v5
+        uses: codecov/codecov-action@v6
         with:
           fail_ci_if_error: true # we weren't posting previously
           flags: ${{ runner.os }}