diff --git a/README.md b/README.md
index efc710c..5aec734 100644
--- a/README.md
+++ b/README.md
@@ -242,7 +242,7 @@ var options = {
     socketPort    : 8003,  // optional, internal port for web socket, replace this when it is conflict with your own service
     webConfigPort : 8088,  // optional, internal port for web config(beta), replace this when it is conflict with your own service
     throttle      : 10,    // optional, speed limit in kb/s 
-    disableWebInterface : false //option, set it when you don't want to use the web interface
+    disableWebInterface : false //optional, set it when you don't want to use the web interface
 };
 new proxy.proxyServer(options);