diff --git a/ShadowsocksX-NG/Base.lproj/PreferencesWindowController.xib b/ShadowsocksX-NG/Base.lproj/PreferencesWindowController.xib
index 77f8352..7c99041 100644
--- a/ShadowsocksX-NG/Base.lproj/PreferencesWindowController.xib
+++ b/ShadowsocksX-NG/Base.lproj/PreferencesWindowController.xib
@@ -196,7 +196,7 @@
                                 </textField>
                                 <button translatesAutoresizingMaskIntoConstraints="NO" id="9CP-zt-WuH">
                                     <rect key="frame" x="109" y="267" width="192" height="18"/>
-                                    <buttonCell key="cell" type="check" title="Enable OTA" bezelStyle="regularSquare" imagePosition="left" state="on" inset="2" id="hRZ-Rp-I5e">
+                                    <buttonCell key="cell" type="check" title="Enable OTA (deprecated)" bezelStyle="regularSquare" imagePosition="left" state="on" inset="2" id="hRZ-Rp-I5e">
                                         <behavior key="behavior" changeContents="YES" doesNotDimImage="YES" lightByContents="YES"/>
                                         <font key="font" metaFont="system"/>
                                     </buttonCell>
diff --git a/ShadowsocksX-NG/zh-Hans.lproj/PreferencesWindowController.strings b/ShadowsocksX-NG/zh-Hans.lproj/PreferencesWindowController.strings
index 5e15b09..ff67bb1 100644
--- a/ShadowsocksX-NG/zh-Hans.lproj/PreferencesWindowController.strings
+++ b/ShadowsocksX-NG/zh-Hans.lproj/PreferencesWindowController.strings
@@ -15,7 +15,7 @@
 "MiN-VE-FtC.title" = "备注:";
 
 /* Class = "NSButtonCell"; title = "Enable OTA"; ObjectID = "hRZ-Rp-I5e"; */
-"hRZ-Rp-I5e.title" = "启用 OTA";
+"hRZ-Rp-I5e.title" = "启用 OTA (被废弃)";
 
 /* Class = "NSButtonCell"; title = "Cacnel"; ObjectID = "j03-9E-uHW"; */
 "j03-9E-uHW.title" = "取消";