diff --git a/02_user_interface.rb b/02_user_interface.rb
index 72235b7..f68737b 100644
--- a/02_user_interface.rb
+++ b/02_user_interface.rb
@@ -1,9 +1,9 @@
 #!/usr/bin/env ruby
 
 LANGUAGES = [
-  "ru-RU",
-  "en-EN",
-  "de-DE"
+  "ruby",
+  "c++",
+  "py"
 ]
 
 def main()