diff --git a/lib/tasks/app.rake b/lib/tasks/app.rake
index ba0c1db50de4092c49881abbb6b42cb9c9f1a57e..29ac3d9aa9a0f23e97ca9a228629b84002e6b9bf 100644
--- a/lib/tasks/app.rake
+++ b/lib/tasks/app.rake
@@ -22,7 +22,7 @@ namespace :app do
     task refresh_tokens: :environment do
       options = {}
       option_parser = OptionParser.new
-      option_parser.banner = "Usage: rake app:websites:refresh_tokens -- --old ghp_oldtoken --new ghp_newtoken"
+      option_parser.banner = "Usage: rake app:websites:refresh_tokens -- --old=ghp_oldtoken --new=ghp_newtoken"
       option_parser.on("-o OLDTOKEN", "--old OLDTOKEN") do |old_access_token|
         options[:old_access_token] = old_access_token
       end