diff --git a/charts/voucher/Chart.lock b/charts/voucher/Chart.lock
index 7ddb1b477..d780bec2a 100644
--- a/charts/voucher/Chart.lock
+++ b/charts/voucher/Chart.lock
@@ -1,6 +1,6 @@
 dependencies:
 - name: postgresql
   repository: https://charts.bitnami.com/bitnami
-  version: 15.1.0
-digest: sha256:ad382e4b364c5b546451c2641748f8e7dbf93ac4a0a2858597180045d83fbcba
-generated: "2024-10-08T14:50:10.663588624+05:30"
+  version: 16.4.7
+digest: sha256:84bcce131c6c4225c595bd9a4759d509b49948446ec15c7b0d6a5aac10b09cbc
+generated: "2025-02-10T10:41:39.071042688Z"
diff --git a/charts/voucher/Chart.yaml b/charts/voucher/Chart.yaml
index 649826a0a..49c5843f7 100644
--- a/charts/voucher/Chart.yaml
+++ b/charts/voucher/Chart.yaml
@@ -20,6 +20,6 @@ version: 0.1.0-dev
 appVersion: 0.1.0
 dependencies:
   - name: postgresql
-    version: 15.1.0
+    version: 16.4.7
     repository: https://charts.bitnami.com/bitnami
     condition: postgresql.enabled