diff --git a/roles/mastodon/vars/main.yml b/roles/mastodon/vars/main.yml
index 93f5a81..9e32375 100644
--- a/roles/mastodon/vars/main.yml
+++ b/roles/mastodon/vars/main.yml
@@ -6,7 +6,7 @@ mysql: False
 redis: True
 
 ruby_version: "3.0.3"
-rbenv_version: "v3.0.3"
+rbenv_version: "v2.7.2"
 ruby_build_version: "v20210707"
 bundler_version: "2.1.4"
 node_major_version: "12"