diff --git a/admin/admin.inc.php b/admin/admin.inc.php
index f095468..7766db2 100755
--- a/admin/admin.inc.php
+++ b/admin/admin.inc.php
@@ -360,8 +360,8 @@ if (isset($_POST['radio'])) {
             </form>
           </p>          
           <form class="form-inline" action="<?php $_SERVER['SCRIPT_NAME']; ?>" method="post">
-            <span class="label label-primary label-outline">已缓存文件：<?php echo getFileNumber(APP_ROOT . $config['path'] . 'thumb/'); ?>占用<?php echo getDistUsed(getDirectorySize(APP_ROOT . $config['path'] . 'thumb/')); ?></span>
-            <button type="submit" class="btn btn-primary" name="delDir" value="thumb/" onClick="return confirm('确认要清理缓存？\n* 删除文件夹后将无法恢复！');">清理缓存</button>
+            <span class="label label-primary label-outline">已缓存文件：<?php echo getFileNumber(APP_ROOT . $config['path'] . 'thumbnails/'); ?>占用<?php echo getDistUsed(getDirectorySize(APP_ROOT . $config['path'] . 'thumbnails/')); ?></span>
+            <button type="submit" class="btn btn-primary" name="delDir" value="thumbnails/" onClick="return confirm('确认要清理缓存？\n* 删除文件夹后将无法恢复！');">清理缓存</button>
 				  </form>
           <form action="<?php echo $_SERVER['SCRIPT_NAME']; ?>" method="post">
                 <div class="form-group">
diff --git a/admin/zui.chart.php b/admin/zui.chart.php
index d818800..bdac766 100755
--- a/admin/zui.chart.php
+++ b/admin/zui.chart.php
@@ -66,7 +66,7 @@ if (is_array($char_data)) {
         <div class="col-md-2 alert alert-primary autoshadow">
             缓存文件
             <hr />
-            <?php printf("%u 张", getFileNumber(APP_ROOT . $config['path'] . 'thumb/')); ?>
+            <?php printf("%u 张", getFileNumber(APP_ROOT . $config['path'] . 'thumbnails/')); ?>
         </div>
         <div class="col-md-2 alert alert-primary autoshadow">
             可疑图片