diff --git a/helm-guestbook/templates/cluster_analysis.yaml b/helm-guestbook/templates/cluster_analysis.yaml
index fb14aaa..47bbb09 100644
--- a/helm-guestbook/templates/cluster_analysis.yaml
+++ b/helm-guestbook/templates/cluster_analysis.yaml
@@ -13,7 +13,7 @@ spec:
     successCondition: result[0] >= 0.95
     provider:
       prometheus:
-        address: "http://a0179abbebc504fe1a02cc2868d10d20-1436141555.us-east-2.elb.amazonaws.com:{{args.prometheus-port}}"
+        address: http://a0179abbebc504fe1a02cc2868d10d20-1436141555.us-east-2.elb.amazonaws.com:{{args.prometheus-port}}
         query: |
           sum(irate(
             istio_requests_total{reporter="source",destination_service=~"{{args.service-name}}",response_code!~"5.*"}[5m]