diff --git a/simpleadmin/www/index.html b/simpleadmin/www/index.html
index 5199585..1b17ad6 100644
--- a/simpleadmin/www/index.html
+++ b/simpleadmin/www/index.html
@@ -248,7 +248,7 @@
               <div class="card-footer">
                 <div class="row row-cols-2">
                   <div class="col">
-                    <p class="btn">刷新率（>3秒）</p>
+                    <p class="btn">刷新率(>3s)</p>
                   </div>
                   <div class="col">
                     <div class="input-group">