diff --git a/lib/server.js b/lib/server.js
index ae91f9e..3d0926e 100644
--- a/lib/server.js
+++ b/lib/server.js
@@ -48,10 +48,10 @@ http.OutgoingMessage.prototype.write = function(chunk, encoding) {
 
     // if this is a buffer, convert it to string
     chunk = chunk.toString();
-    chunk = chunk.replace('<script', injectHtml + '<script');
+    chunk = chunk.replace('</body>', injectHtml + '</body>');
 
     this._injected = true;
   }
 
   originalWrite.call(this, chunk, encoding);
-};
\ No newline at end of file
+};