diff --git a/Chart.lock b/Chart.lock
index 19e6046..97c11f9 100644
--- a/Chart.lock
+++ b/Chart.lock
@@ -1,7 +1,7 @@
 dependencies:
 - name: postgresql
   repository: oci://registry-1.docker.io/bitnamicharts
-  version: 18.8.17
+  version: 18.11.1
 - name: postgresql-ha
   repository: oci://registry-1.docker.io/bitnamicharts
   version: 16.3.2
@@ -11,5 +11,5 @@ dependencies:
 - name: valkey
   repository: oci://registry-1.docker.io/bitnamicharts
   version: 6.2.19
-digest: sha256:5cae33bb9fe26c8959dee2768d079906522481605e526586408456c15c567d50
-generated: "2026-09-05T00:01:21.378263943Z"
+digest: sha256:e09e26623657bfbae32da36b855b7238aa6997fccaca3f564c70a2725df39016
+generated: "2026-09-12T00:01:16.451364774Z"
diff --git a/Chart.yaml b/Chart.yaml
index c992a25..1662bb6 100644
--- a/Chart.yaml
+++ b/Chart.yaml
@@ -32,7 +32,7 @@ dependencies:
   # https://github.com/bitnami/charts/blob/main/bitnami/postgresql
   - name: postgresql
     repository: oci://registry-1.docker.io/bitnamicharts
-    version: 18.8.17
+    version: 18.11.1
     condition: postgresql.enabled
   # https://github.com/bitnami/charts/blob/main/bitnami/postgresql-ha/Chart.yaml
   - name: postgresql-ha