diff --git a/kubernetes/teyvat/apps/database/cloudnative-pg/cluster/cluster.yaml b/kubernetes/teyvat/apps/database/cloudnative-pg/cluster/cluster.yaml
index 5eb7dc922f..b1374f7df6 100644
--- a/kubernetes/teyvat/apps/database/cloudnative-pg/cluster/cluster.yaml
+++ b/kubernetes/teyvat/apps/database/cloudnative-pg/cluster/cluster.yaml
@@ -6,7 +6,7 @@ metadata:
   name: postgres
 spec:
   instances: 4
-  imageName: ghcr.io/cloudnative-pg/postgresql:16.1-17
+  imageName: ghcr.io/cloudnative-pg/postgresql:16.1-18
   primaryUpdateStrategy: unsupervised
   storage:
     size: 20Gi