diff --git a/lib/gitlab/upgrader.rb b/lib/gitlab/upgrader.rb
index d48fb8a..859923c 100644
--- a/lib/gitlab/upgrader.rb
+++ b/lib/gitlab/upgrader.rb
@@ -17,7 +17,7 @@ module Gitlab
                    prompt("Do you want to upgrade (yes/no)? ", %w{yes no})
                  end
 
-        if answer == "yes" || answer == "y"
+        if answer == "yes"
           upgrade
         else
           exit 0
--
libgit2 0.21.2