diff --git a/doc/api/merge_requests.md b/doc/api/merge_requests.md
index a46472a0812a7dd9c49f7e7f766e59c29d02ca04..794d46ed7c9c4116067c93955d321ed7c595cdba 100644
--- a/doc/api/merge_requests.md
+++ b/doc/api/merge_requests.md
@@ -42,7 +42,8 @@ Parameters:
       "name": "Administrator",
       "state": "active",
       "created_at": "2012-04-29T08:46:00Z"
-    }
+    },
+    "description":"fixed login page css paddings"
   }
 ]
 ```
@@ -86,7 +87,8 @@ Parameters:
     "name": "Administrator",
     "state": "active",
     "created_at": "2012-04-29T08:46:00Z"
-  }
+  },
+  "description":"fixed login page css paddings"
 }
 ```
 
@@ -132,7 +134,8 @@ Parameters:
     "name": "Administrator",
     "state": "active",
     "created_at": "2012-04-29T08:46:00Z"
-  }
+  },
+  "description":"fixed login page css paddings"
 }
 ```
 
diff --git a/lib/api/entities.rb b/lib/api/entities.rb
index 8731db59e579818c2f4361565caae955e6593985..fc7d391fd30e94f02c56606ddc86fb0e1909b269 100644
--- a/lib/api/entities.rb
+++ b/lib/api/entities.rb
@@ -137,6 +137,8 @@ module API
       expose :author, :assignee, using: Entities::UserBasic
       expose :source_project_id, :target_project_id
       expose :label_names, as: :labels
+      expose :description
+      expose :milestone, using: Entities::Milestone
     end
 
     class SSHKey < Grape::Entity