diff --git a/.github/workflows/release-mirrors.yml b/.github/workflows/release-mirrors.yml
index 382d5536e6..608166868d 100644
--- a/.github/workflows/release-mirrors.yml
+++ b/.github/workflows/release-mirrors.yml
@@ -46,14 +46,14 @@ jobs:
       - name: "Upload to R2"
         uses: jakejarvis/s3-sync-action@v0.5.1
         with:
-          args: --acl public-read --follow-symlinks --delete
+          args: --acl public-read --follow-symlinks
         env:
           AWS_S3_BUCKET: ${{ secrets.AWS_S3_BUCKET }}
           AWS_ACCESS_KEY_ID: ${{ secrets.AWS_ACCESS_KEY_ID }}
           AWS_SECRET_ACCESS_KEY: ${{ secrets.AWS_SECRET_ACCESS_KEY }}
           AWS_REGION: 'us-east-1'
           AWS_S3_ENDPOINT: ${{ secrets.AWS_S3_ENDPOINT }}
-          SOURCE_DIR: "upload-dir/${{ env.release_tag }}"
+          SOURCE_DIR: "upload-dir"
           DEST_DIR: "MaaAssistantArknights/MaaAssistantArknights/releases/download"
       - name: "Upload to MAA S3"
         uses: jakejarvis/s3-sync-action@v0.5.1
@@ -65,5 +65,5 @@ jobs:
           AWS_SECRET_ACCESS_KEY: ${{ secrets.MAA_MINIO_SECRET_KEY }}
           AWS_REGION: 'us-east-1'
           AWS_S3_ENDPOINT: ${{ secrets.MAA_MINIO_ENDPOINT }}
-          SOURCE_DIR: "upload-dir/${{ env.release_tag }}"
+          SOURCE_DIR: "upload-dir"
           DEST_DIR: "MaaAssistantArknights/MaaAssistantArknights/releases/download"