diff --git a/cluster/apps/collab/bookstack/helm-release.yaml b/cluster/apps/collab/bookstack/helm-release.yaml
index 96ddb1d86..a5dbd78b7 100644
--- a/cluster/apps/collab/bookstack/helm-release.yaml
+++ b/cluster/apps/collab/bookstack/helm-release.yaml
@@ -85,7 +85,7 @@ spec:
       enabled: true
       image:
         repository: bitnami/mariadb
-        tag: "10.9.3"
+        tag: "11.4.3"
       architecture: standalone
 
       auth: