diff --git a/template/app_doc/pro_list.html b/template/app_doc/pro_list.html
index 2586fa7..0c06b05 100644
--- a/template/app_doc/pro_list.html
+++ b/template/app_doc/pro_list.html
@@ -169,7 +169,7 @@
                         <span class="">{% trans "此文集没有填写简介" %}</span>
                         {% else %}
                         <span class="">{{ p.intro | slice:'20' }}…</span>
-                        <span class="tooltip-content clearfix">{{ p.intro }}</span>
+                        <span class="tooltip-content clearfix">{{ p.intro | slice:'100' }}</span>
                         {% endif %}
                       </p>
                       {% for new_doc in p.id|get_new_doc %}