diff --git a/app/index/view/pc/topic_nas/help_detail.html b/app/index/view/pc/topic_nas/help_detail.html
index f706b71c..bd3eada5 100644
--- a/app/index/view/pc/topic_nas/help_detail.html
+++ b/app/index/view/pc/topic_nas/help_detail.html
@@ -51,7 +51,7 @@
                                 </a>
                                 <ul class="thress-mues">
                                     {volist name="ad.article" id="ae"}
-                                    <li><a href="{:url('/index/topic/nas/help_detail', ['cid' => $ad.id, 'id' => $ae.id])}" style="padding-top: 6px;padding-left: 30px;" {eq
+                                    <li><a href="{:url('/index/topic/nas/help_detail', ['cid' => $ac.id, 'id' => $ae.id])}" style="padding-top: 6px;padding-left: 30px;" {eq
                                            name="ae.id" value="$Request.get.id" }class="active" {/eq}>{$ae.title}</a></li>
                                     {/volist}
                                 </ul>