diff --git a/netease_music_unlock.js b/netease_music_unlock.js
index abb70bf..b1e17fc 100644
--- a/netease_music_unlock.js
+++ b/netease_music_unlock.js
@@ -17,7 +17,7 @@
 // You can optional change the response headers at the same time by using $done({body: modifiedBody, headers: modifiedHeaders}); only change the response headers is not allowed for script-response-body. The modifiedHeaders can be copied and modified from $response.headers, please do not change the content length, type and encoding field.
 // Response status can also be optional changed by using $done({body: modifiedBody, headers: modifiedHeaders, status: modifiedStatus}), the modifiedStatus should be like "HTTP/1.1 200 OK"
 
-var body = $request.body;
+var body = $request.headers;
 var obj = JSON.parse(body);
 
 obj['X-Real-IP'] = "219.133.168.5";