diff --git a/kubernetes/apps/mastodon/postgresql/helm-release.yaml b/kubernetes/apps/mastodon/postgresql/helm-release.yaml
index 311888e94da..1038ffdbeb5 100644
--- a/kubernetes/apps/mastodon/postgresql/helm-release.yaml
+++ b/kubernetes/apps/mastodon/postgresql/helm-release.yaml
@@ -9,7 +9,7 @@ spec:
   chart:
     spec:
       chart: postgresql
-      version: 15.5.28
+      version: 16.2.2
       sourceRef:
         kind: HelmRepository
         name: bitnami