diff --git a/microsoft-graph.d.ts b/microsoft-graph.d.ts
index 1f9cae0..62882a4 100644
--- a/microsoft-graph.d.ts
+++ b/microsoft-graph.d.ts
@@ -1,8 +1,11 @@
 // Project: https://github.com/microsoftgraph/msgraph-typescript-typings
 // Definitions by: Microsoft Graph Team <https://github.com/microsoftgraph>
 //                 Michael Mainer <https://github.com/MIchaelMainer>
-//                 Gavin Barron <https://github.com/gavinbarron>
-//                 Adrian Obando <https://github.com/adrian05-ms>
+//                 Peter Ombwa <https://github.com/peombwa>
+//                 Mustafa Zengin <https://github.com/zengin>
+//                 DeVere Dyett <https://github.com/ddyett>
+//                 Nikitha Udaykumar Chettiar <https://github.com/nikithauc>
+// Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
 // TypeScript Version: 2.1
 
 export as namespace microsoftgraph;