diff --git a/kubernetes/apps/mastodon/redis/app/helmrelease.yaml b/kubernetes/apps/mastodon/redis/app/helmrelease.yaml
index fe0ae7d9da9..d4ffc247bb9 100644
--- a/kubernetes/apps/mastodon/redis/app/helmrelease.yaml
+++ b/kubernetes/apps/mastodon/redis/app/helmrelease.yaml
@@ -9,7 +9,7 @@ spec:
   chart:
     spec:
       chart: redis
-      version: 18.1.5
+      version: 18.1.6
       sourceRef:
         kind: HelmRepository
         name: bitnami