diff --git a/helmfile/apps/nubus/values-nubus.yaml.gotmpl b/helmfile/apps/nubus/values-nubus.yaml.gotmpl
index ad0a231d..60e3ecd0 100644
--- a/helmfile/apps/nubus/values-nubus.yaml.gotmpl
+++ b/helmfile/apps/nubus/values-nubus.yaml.gotmpl
@@ -61,6 +61,8 @@ ingress:
     secretName: {{ .Values.ingress.tls.secretName | quote }}
 
 ingress:
+  certManager:
+    enabled: false
   tls:
     secretName: {{ .Values.ingress.tls.secretName | quote }}