diff --git a/Src/nmNum/nmSubWxs/nmWxParaProperty.cpp b/Src/nmNum/nmSubWxs/nmWxParaProperty.cpp
index 03c0009..30a681e 100644
--- a/Src/nmNum/nmSubWxs/nmWxParaProperty.cpp
+++ b/Src/nmNum/nmSubWxs/nmWxParaProperty.cpp
@@ -136,8 +136,9 @@ void nmWxParaProperty::restoreOldParas(QMap<QString, QVariant>& map)
         return;
 
     // 恢复先前备份的数据
-    QMap<QString, QVariant>::iterator iter = map.begin();
-    for (; iter != map.end(); iter++)
+	for (QMap<QString, QVariant>::iterator iter = map.begin();
+		iter != map.end();
+		++iter)
     {
         QString sPara = iter.key();