diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 2a8231f..2f5bdf0 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -28,7 +28,7 @@ jobs:
           BUCKET: ${{ secrets.COS_BUCKET }}
           AK_ID: ${{ secrets.COS_AK_ID }}
           AK_SECRET: ${{ secrets.COS_AK_SECRET }}
-          BUCKET_SHARD: ${{ secrets.COS_BUCKET_SHARD }}
+          BUCKET_SHARD: ${{ secrets.COS_BUCKET }}
           S3_FORCE_PATH_STYLE: false
         run:
           go test -run=TestS3 -v -race $(go list ./... | grep -v /examples)