diff --git a/postgresql/Chart.yaml b/postgresql/Chart.yaml
index fa769ef..9e999f8 100644
--- a/postgresql/Chart.yaml
+++ b/postgresql/Chart.yaml
@@ -6,7 +6,7 @@ icon: https://wiki.postgresql.org/images/a/a4/PostgreSQL_logo.3colors.svg
 type: "application"
 version: "0.1.9"
 # renovate: image=docker.io/library/postgres
-appVersion: "16.3-alpine"
+appVersion: "16.4-alpine"
 maintainers:
   - name: WrenIX
     url: https://wrenix.eu