diff --git a/xdate/xdate.d.ts b/xdate/xdate.d.ts
index b291191d9..c3026a412 100644
--- a/xdate/xdate.d.ts
+++ b/xdate/xdate.d.ts
@@ -1,6 +1,6 @@
 // Type definitions for XDate 0.8
 // Project: http://arshaw.com/xdate/
-// Definitions by:  <>
+// Definitions by:  yamada28go <https://github.com/yamada28go>
 // Definitions: https://github.com/daptiv/DefinitelyTyped