diff --git a/src/libs/models/publication.js b/src/libs/models/publication.js
index 5ce34d4765b75d6060fc9577e30479d83e21ad73..bd537bc0825b44a0e79d384e5bf631537784ef69 100644
--- a/src/libs/models/publication.js
+++ b/src/libs/models/publication.js
@@ -62,7 +62,10 @@ var Publication = db.define("Publication",{
         allowNull: false,
         defaultValue: false
     }
-});
+},{timestamp:true,
+  createdAt: 'created_at',
+  updatedAt: 'updated_at'}
+);
 
 Publication.generateObjectId = function(){
     var timestamp = (new Date().getTime() / 1000 | 0).toString(16);