diff --git a/app/commands/decidim/anonymous_codes/admin/update_code_group.rb b/app/commands/decidim/anonymous_codes/admin/update_code_group.rb
index 4fc1068..15b79db 100644
--- a/app/commands/decidim/anonymous_codes/admin/update_code_group.rb
+++ b/app/commands/decidim/anonymous_codes/admin/update_code_group.rb
@@ -10,13 +10,13 @@ def initialize(form, code_group)
         end
 
         def call
-          return broadcast(:invalid) if @form.invalid?
+          return broadcast(:invalid) if form.invalid?
 
           transaction do
             update_code_group
           end
 
-          broadcast(:ok, @code_group)
+          broadcast(:ok, code_group)
         end
 
         private