diff --git a/cluster/apps/networking/certificate/certificate.yaml b/cluster/apps/networking/certificate/certificate.yaml
index a69d489b4..5823d8b27 100644
--- a/cluster/apps/networking/certificate/certificate.yaml
+++ b/cluster/apps/networking/certificate/certificate.yaml
@@ -12,3 +12,4 @@ spec:
   dnsNames:
     - "${SECRET_CLUSTER_DOMAIN}"
     - "*.${SECRET_CLUSTER_DOMAIN}"
+  secretName: "${SECRET_CLUSTER_CERTIFICATE_DEFAULT}"