diff --git a/Guardfile b/Guardfile
index 1027353..305fd8e 100644
--- a/Guardfile
+++ b/Guardfile
@@ -79,7 +79,7 @@ guard :shell, all_on_start: true do
   end
 end
 
-guard :rubocop, cli: %w(-D -S) do
+guard :rubocop, cli: %w(-D -S -a) do
   watch(/.rubocop.yml/)
   watch(/.+\.rb$/)
   watch(/Rakefile/)