diff --git a/k8s/argo-apps/psql.yaml b/k8s/argo-apps/psql.yaml
index 96bf839..9ea7b6a 100644
--- a/k8s/argo-apps/psql.yaml
+++ b/k8s/argo-apps/psql.yaml
@@ -10,7 +10,7 @@ spec:
     server: 'https://kubernetes.default.svc'
   sources:
     - chart: postgres
-      targetRevision: 1.3.6
+      targetRevision: 1.5.8
       repoURL: https://groundhog2k.github.io/helm-charts/
       helm:
         valuesObject: