diff --git a/charts/prometheus/v6.3.0/questions.yml b/charts/prometheus/v6.3.0/questions.yml
index a3c2feb..fcdc6d7 100644
--- a/charts/prometheus/v6.3.0/questions.yml
+++ b/charts/prometheus/v6.3.0/questions.yml
@@ -192,6 +192,7 @@ questions:
   options:
     - "ClusterIP"
     - "NodePort"
+    - "LoadBalancer"    
   required: true
   label: Alertmanager Service Type
   show_subquestion_if: "NodePort"