diff --git a/.github/workflows/sync-labels.yml b/.github/workflows/sync-labels.yml
index 1429e13bc..a41eff2dd 100644
--- a/.github/workflows/sync-labels.yml
+++ b/.github/workflows/sync-labels.yml
@@ -18,5 +18,6 @@ jobs:
     steps:
       - uses: EndBug/label-sync@v2
         with:
-          config-file: ./labels.yaml
+          config-file: |
+            labels.yml
           delete-other-labels: true
diff --git a/labels.yaml b/labels.yml
similarity index 100%
rename from labels.yaml
rename to labels.yml