diff --git a/plugins/drush/drush.plugin.zsh b/plugins/drush/drush.plugin.zsh
index 1c48aebcf..f52d748b9 100644
--- a/plugins/drush/drush.plugin.zsh
+++ b/plugins/drush/drush.plugin.zsh
@@ -12,4 +12,3 @@ alias dd='drush pm-disable'
 alias de='drush pm-enable'
 alias du='drush pm-update'
 alias dif='drush image-flush'
-alias difa='drush image-flush all'