diff --git a/inventory/ghp/sample/group_vars/all/versions.yaml b/inventory/ghp/sample/group_vars/all/versions.yaml
index 5443934..d1b9bc6 100644
--- a/inventory/ghp/sample/group_vars/all/versions.yaml
+++ b/inventory/ghp/sample/group_vars/all/versions.yaml
@@ -53,7 +53,7 @@ gitea_act_runner_version: 0.1.12
 harbor_version: 1.12.4
 
 # Mastodon
-mastodon_version: 5.1.9
+mastodon_version: 6.5.0
 
 # Nextcloud
 nextcloud_version: 5.0.2