diff --git a/DocService/sources/database.js b/DocService/sources/database.js
index f3f003e95..a1be12257 100644
--- a/DocService/sources/database.js
+++ b/DocService/sources/database.js
@@ -29,7 +29,7 @@
  * terms at http://creativecommons.org/licenses/by-sa/4.0/legalcode
  *
  */
-
+// some commentary
 'use strict';
 
 var mongoDB = require('mongodb');
diff --git a/DocService/sources/databaseConnectors/baseConnector.js b/DocService/sources/databaseConnectors/baseConnector.js
index 67626520c..a4c63bc74 100644
--- a/DocService/sources/databaseConnectors/baseConnector.js
+++ b/DocService/sources/databaseConnectors/baseConnector.js
@@ -29,7 +29,7 @@
  * terms at http://creativecommons.org/licenses/by-sa/4.0/legalcode
  *
  */
-
+// some commentary
 'use strict';
 
 const sqlDataBaseType = {