diff --git a/types/babel-traverse/index.d.ts b/types/babel-traverse/index.d.ts
index 12c5bd0f55..be85de0475 100644
--- a/types/babel-traverse/index.d.ts
+++ b/types/babel-traverse/index.d.ts
@@ -2,6 +2,7 @@
 // Project: https://github.com/babel/babel/tree/master/packages/babel-traverse
 // Definitions by: Troy Gerwien <https://github.com/yortus>
 //                 Marvin Hagemeister <https://github.com/marvinhagemeister>
+//                 Ryan Petrich <https://github.com/rpetrich>
 // Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
 // TypeScript Version: 2.9