diff --git a/roles/mastodon/vars/main.yml b/roles/mastodon/vars/main.yml
index d6fdbc5..3fb39d4 100644
--- a/roles/mastodon/vars/main.yml
+++ b/roles/mastodon/vars/main.yml
@@ -2,6 +2,7 @@ webserver: True
 nginx: True
 database: True
 postgres: True
+mysql: False
 redis: True
 
 ruby_version: "2.7.4"