diff --git a/.drone.yml b/.drone.yml
index 8fb41d4..79c04c0 100644
--- a/.drone.yml
+++ b/.drone.yml
@@ -16,7 +16,7 @@ steps:
     - chmod 400 $HOME/.ssh/id_rsa
     - ssh-keyscan -H git.ericxliu.me > $HOME/.ssh/known_hosts
     - git clone --branch gitea-pages git@git.ericxliu.me:eric/ericxliu-me.git /output
-    - rm -rf /output/*
+    - find /output -mindepth 1 -not -regex "^\./\.git.*" -delete
 - name: build
   image: plugins/hugo
   volumes: