diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index 45176fe..a0105fb 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -11,7 +11,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-      - uses: tgymnich/fork-sync@v1.4
+      - uses: tgymnich/fork-sync@v1.2.1
         with:
           owner: liu673cn/box
           base: master