diff --git a/lib/api/entities.rb b/lib/api/entities.rb
index 5804e94..9e605a6 100644
--- a/lib/api/entities.rb
+++ b/lib/api/entities.rb
@@ -65,8 +65,7 @@ module Gitlab
     end
 
     class MergeRequest < Grape::Entity
-      expose :id, :target_branch, :source_branch, :project_id,
-             :title, :closed, :merged
+      expose :id, :target_branch, :source_branch, :project_id, :title, :closed, :merged
       expose :author, :assignee, using: Entities::UserBasic
     end
 
diff --git a/lib/api/merge_requests.rb b/lib/api/merge_requests.rb
index b2f4fe0..d8f2c51 100644
--- a/lib/api/merge_requests.rb
+++ b/lib/api/merge_requests.rb
@@ -50,12 +50,12 @@ module Gitlab
       #   POST /projects/:id/merge_requests
       #
       post ":id/merge_requests" do
+        authorize! :write_merge_request, user_project
+        
         attrs = attributes_for_keys [:source_branch, :target_branch, :assignee_id, :title]
         merge_request = user_project.merge_requests.new(attrs)
         merge_request.author = current_user
         
-        authorize! :write_merge_request, user_project
-        
         if merge_request.save
           merge_request.reload_code
           present merge_request, with: Entities::MergeRequest
@@ -105,6 +105,7 @@ module Gitlab
         merge_request = user_project.merge_requests.find(params[:merge_request_id])
         note = merge_request.notes.new(note: params[:note], project_id: user_project.id)
         note.author = current_user
+
         if note.save
           present note, with: Entities::Note
         else
--
libgit2 0.21.2