diff --git a/roles/ruby/tasks/main.yml b/roles/ruby/tasks/main.yml
index 16388c1..4d9d9e8 100644
--- a/roles/ruby/tasks/main.yml
+++ b/roles/ruby/tasks/main.yml
@@ -29,7 +29,7 @@
   become: true
   become_user: mastodon
 - name: Install Ruby and set it as the user's default
-  shell: rbenv install 2.6.1 || rbenv global 2.6.1
+  shell: rbenv install 2.6.6 || rbenv global 2.6.6
   args:
     executable: /bin/bash
   environment: