diff --git a/docs/index.html b/docs/index.html
index 477b136..bdd63b7 100644
--- a/docs/index.html
+++ b/docs/index.html
@@ -54,6 +54,7 @@
     repo: 'easy-rl',
     owner: 'datawhalechina',
     admin: ['datawhalechina','qiwang067'],
+    id: location.hash.match(/#(.*?)([?]|$)/)[1],
     // facebook-like distraction free mode
     distractionFreeMode: false
   })