diff --git a/.jshintrc b/.jshintrc
index 134e601..c62bd70 100644
--- a/.jshintrc
+++ b/.jshintrc
@@ -3,7 +3,7 @@
 	"curly": true,
 	"devel": true,
 	"eqeqeq": true,
-	"esversion": 9,
+	"esversion": 11,
 	"forin": true,
 	"freeze": true,
 	"jquery": true,