diff --git a/yargs/index.d.ts b/yargs/index.d.ts
index 1cd96e68e1..db205efc09 100644
--- a/yargs/index.d.ts
+++ b/yargs/index.d.ts
@@ -1,6 +1,6 @@
-// Type definitions for yargs 6.5.0
+// Type definitions for yargs 6.6.0
 // Project: https://github.com/chevex/yargs
-// Definitions by: Martin Poelstra <https://github.com/poelstra>, Mizunashi Mana <https://github.com/mizunashi-mana>, Jeffery Grajkowski <https://github.com/pushplay>
+// Definitions by: Martin Poelstra <https://github.com/poelstra>, Mizunashi Mana <https://github.com/mizunashi-mana>, Jeffery Grajkowski <https://github.com/pushplay>, Jeff Kenney <https://github.com/jeffkenney>
 // Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
 
 declare namespace yargs {