diff --git a/src/system/taglib/channel.lib.php b/src/system/taglib/channel.lib.php
index f9635a85..7b34e368 100755
--- a/src/system/taglib/channel.lib.php
+++ b/src/system/taglib/channel.lib.php
@@ -69,7 +69,7 @@ function lib_channel(&$ctag, &$refObj)
     $totalRow = $dsql->GetTotalRow();
     //如果用子栏目模式，当没有子栏目时显示同级栏目
     if ($type == 'son' && $reid != 0 && $totalRow == 0) {
-        $sql = "SELECT * FROM `#@__arctype` WHERE reid='$reid' AND ishidden<>1 ORDER BY sortrank ASC LIMIT 0, $line";
+        $sql = "SELECT * FROM `#@__arctype` WHERE reid='$typeid' AND ishidden<>1 ORDER BY sortrank ASC LIMIT 0, $line";
         $dsql->SetQuery($sql);
         $dsql->Execute();
     }