diff --git a/ShadowsocksX-NG/zh-Hans.lproj/PreferencesWindowController.strings b/ShadowsocksX-NG/zh-Hans.lproj/PreferencesWindowController.strings
index afd97be..5e15b09 100644
--- a/ShadowsocksX-NG/zh-Hans.lproj/PreferencesWindowController.strings
+++ b/ShadowsocksX-NG/zh-Hans.lproj/PreferencesWindowController.strings
@@ -34,3 +34,6 @@
 
 /* Class = "NSButtonCell"; title = "OK"; ObjectID = "zPE-oD-PwK"; */
 "zPE-oD-PwK.title" = "确定";
+
+/* Class = "NSMenuItem"; title = "Duplicate"; ObjectID = "bl9-lq-u9V"; */
+"bl9-lq-u9V.title" = "复制";