diff --git a/helmfile/environments/default/charts.yaml b/helmfile/environments/default/charts.yaml
index 631bc2a6..2c69f9cc 100644
--- a/helmfile/environments/default/charts.yaml
+++ b/helmfile/environments/default/charts.yaml
@@ -252,7 +252,7 @@ charts:
     registry: "registry.opencode.de"
     repository: "bmi/opendesk/components/supplier/univention/charts-mirror"
     name: "nubus"
-    version: "0.28.0"
+    version: "0.28.1"
     verify: true
   opendeskKeycloakBootstrap:
     # providerCategory: "Platform"