1 files changed, 1 insertions, 1 deletions

diff --git a/lib/pronto/eslint.rb b/lib/pronto/eslint.rb
index b6ccff1..0de31b2 100644
--- a/lib/pronto/eslint.rb
+++ b/lib/pronto/eslint.rb
@@ -30,7 +30,7 @@ module Pronto
     end
 
     def js_file?(path)
-      File.extname(path) == '.js'
+      %w(.js .es6).include? File.extname(path)
     end
   end
 end