diff --git a/.github/workflows/update_hosts.yml b/.github/workflows/update_hosts.yml
index 437a8a5..cff280f 100644
--- a/.github/workflows/update_hosts.yml
+++ b/.github/workflows/update_hosts.yml
@@ -43,7 +43,7 @@ jobs:
           sudo pip install black
       - name: Check code format
         run: ｜
-          black --check .
+          sudo black --check .
 
       - name: Run hosts update script1
         run: |