diff --git a/cluster/apps/database/postgresql/helm-release.yaml b/cluster/apps/database/postgresql/helm-release.yaml
index f45c3be..0724c36 100644
--- a/cluster/apps/database/postgresql/helm-release.yaml
+++ b/cluster/apps/database/postgresql/helm-release.yaml
@@ -8,7 +8,7 @@ spec:
   chart:
     spec:
       chart: postgresql
-      version: 14.3.x
+      version: 15.3.x
       sourceRef:
         kind: HelmRepository
         name: bitnami-charts