diff --git a/charts/postgres-cluster/values.yaml b/charts/postgres-cluster/values.yaml
index 1c9b741..01e4906 100644
--- a/charts/postgres-cluster/values.yaml
+++ b/charts/postgres-cluster/values.yaml
@@ -20,7 +20,7 @@ cluster:
 
   image:
     repository: ghcr.io/cloudnative-pg/postgresql
-    tag: "16.3"
+    tag: "16.4"
     pullPolicy: IfNotPresent
 
   # The UID and GID of the postgres user inside the image