diff --git a/kubernetes/subterra/apps/apps/mailu/app/helmrelease.yaml b/kubernetes/subterra/apps/apps/mailu/app/helmrelease.yaml
index 99b651fbe..40a74dd59 100644
--- a/kubernetes/subterra/apps/apps/mailu/app/helmrelease.yaml
+++ b/kubernetes/subterra/apps/apps/mailu/app/helmrelease.yaml
@@ -11,7 +11,7 @@ spec:
     spec:
       # renovate: registryUrl=https://mailu.github.io/helm-charts/
       chart: mailu
-      version: 2.7.1
+      version: 2.7.3
       sourceRef:
         kind: HelmRepository
         name: mailu-charts