diff --git a/pagesInn/inn/innInfoDetail.vue b/pagesInn/inn/innInfoDetail.vue
index d24240a..d204d44 100644
--- a/pagesInn/inn/innInfoDetail.vue
+++ b/pagesInn/inn/innInfoDetail.vue
@@ -168,8 +168,8 @@
           class="comment-input" 
           :showConfirmBar="false"
           cursorSpacing="15"
-          v-model="reply" 
-          :autoHeight="content.length < 40 ? true : false"
+          v-model="reply"
+          :autoHeight="reply.length < 40 ? true : false"
           placeholder="分享你的观点，让世界听见你的声音...">
           
           <template slot="prefix">