diff --git a/chart/Chart.yaml b/chart/Chart.yaml
index 1c568f3d..9c994d83 100644
--- a/chart/Chart.yaml
+++ b/chart/Chart.yaml
@@ -33,7 +33,7 @@ dependencies:
 - condition: postgresql.enabled
   name: postgresql
   repository: https://charts.bitnami.com/bitnami
-  version: 16.4.3
+  version: 16.4.5
 - condition: rabbitmq.enabled
   name: rabbitmq
   repository: https://charts.bitnami.com/bitnami