diff --git a/app/views/pull_requests/_new.html.erb b/app/views/pull_requests/_new.html.erb
index 08e723e6d..8a376d995 100644
--- a/app/views/pull_requests/_new.html.erb
+++ b/app/views/pull_requests/_new.html.erb
@@ -10,7 +10,7 @@
 </div>
 
 <script>
-    $(".project_r_h").parent().css({"width":"730px","background-color":"#fff","padding":"10px","margin-left":"10px","margin-bottom":"10px"});
+    $("#pull_request_new_form").parent().css({"width":"730px","background-color":"#fff","padding":"10px","margin-left":"10px","margin-bottom":"10px"});
 
     $("#changed-files").toggle(function(){
         $("#changed-files-detail").show();