diff --git a/app/api/mobile/api.rb b/app/api/mobile/api.rb
index d3fe414a4..8a64673e0 100644
--- a/app/api/mobile/api.rb
+++ b/app/api/mobile/api.rb
@@ -12,7 +12,7 @@ module Mobile
       end
 
       def authenticate!
-        error!('Unauthorized. Invalid or expired token.', 401) unless current_user
+        raise 'Unauthorized. Invalid or expired token.' unless current_user
       end
 
       def current_user