diff --git a/apps/base/customer1/apigateway.yaml b/apps/base/customer1/apigateway.yaml
index 9c6c73c..f633b61 100644
--- a/apps/base/customer1/apigateway.yaml
+++ b/apps/base/customer1/apigateway.yaml
@@ -12,7 +12,7 @@ spec:
     tls:
       mode: Terminate
       options: 
-        networking.gke.io/pre-shared-certs: devops-lab-cert 
+        networking.gke.io/certmap: devops-lab-cert-map 
     allowedRoutes:
       namespaces:
         from: All