diff --git a/Dockerfile-cloudnative-pg b/Dockerfile-cloudnative-pg
index 8e42fcf..6901734 100644
--- a/Dockerfile-cloudnative-pg
+++ b/Dockerfile-cloudnative-pg
@@ -1,3 +1,3 @@
-FROM ghcr.io/cloudnative-pg/postgresql:16.3
+FROM ghcr.io/cloudnative-pg/postgresql:16.4
 RUN localedef -i de_DE -c -f UTF-8 -A /usr/share/locale/locale.alias de_DE.UTF-8
 ENV LANG de_DE.utf8
\ No newline at end of file