diff --git a/docker/cop b/docker/cop
new file mode 100755
index 0000000000..cf29d82faf
--- /dev/null
+++ b/docker/cop
@@ -0,0 +1,9 @@
+#!/bin/bash
+
+echo '----------------------------------------------------'
+echo 'BEGIN: docker-compose run web bundle exec rubocop -D'
+echo '----------------------------------------------------'
+docker-compose run web bundle exec rubocop -D
+echo '--------------------------------------------------'
+echo 'END: docker-compose run web bundle exec rubocop -D'
+echo '--------------------------------------------------'