diff --git a/charts/stable/external-service/Chart.yaml b/charts/stable/external-service/Chart.yaml
index 405146f9604..7a274e07d7c 100644
--- a/charts/stable/external-service/Chart.yaml
+++ b/charts/stable/external-service/Chart.yaml
@@ -20,7 +20,7 @@ name: external-service
 sources:
   - https://github.com/truecharts/charts/tree/master/charts/stable/external-service
 type: application
-version: 9.0.0
+version: 9.0.1
 annotations:
   truecharts.org/catagories: |
     - networking
diff --git a/charts/stable/external-service/questions.yaml b/charts/stable/external-service/questions.yaml
index 22613aacbb5..3a3a5c5426b 100644
--- a/charts/stable/external-service/questions.yaml
+++ b/charts/stable/external-service/questions.yaml
@@ -59,15 +59,15 @@ questions:
                                                     label: "Port Type"
                                                     schema:
                                                       type: string
-                                                      default: "HTTP"
+                                                      default: "http"
                                                       enum:
-                                                        - value: HTTP
+                                                        - value: "http"
                                                           description: "HTTP"
-                                                        - value: "HTTPS"
+                                                        - value: "https"
                                                           description: "HTTPS"
-                                                        - value: TCP
+                                                        - value: tcp
                                                           description: "TCP"
-                                                        - value: "UDP"
+                                                        - value: "udp"
                                                           description: "UDP"
                                                   - variable: port
                                                     label: "Service Port"
diff --git a/charts/stable/external-service/values.yaml b/charts/stable/external-service/values.yaml
index edb44be6bef..69245b501e0 100644
--- a/charts/stable/external-service/values.yaml
+++ b/charts/stable/external-service/values.yaml
@@ -10,7 +10,7 @@ service:
     externalIP: "1.1.1.1"
     ports:
       main:
-        Type: HTTPS
+        protocol: https
         port: 10003
         targetPort: 443