diff --git a/charts/argo-cd/Chart.yaml b/charts/argo-cd/Chart.yaml
index 90543f56..72f417a7 100644
--- a/charts/argo-cd/Chart.yaml
+++ b/charts/argo-cd/Chart.yaml
@@ -2,7 +2,7 @@ apiVersion: v2
 appVersion: 2.1.0
 description: A Helm chart for ArgoCD, a declarative, GitOps continuous delivery tool for Kubernetes.
 name: argo-cd
-version: 3.13.1
+version: 3.13.2
 home: https://github.com/argoproj/argo-helm
 icon: https://argoproj.github.io/argo-cd/assets/logo.png
 keywords:
@@ -21,4 +21,4 @@ dependencies:
     condition: redis-ha.enabled
 annotations:
   artifacthub.io/changes: |
-    - "[Fixed]: Updated README.md for ArgoCD"
+    - "[Changed]: Parameterized dex service port names for istio-ingress 403 error"
diff --git a/charts/argo-cd/README.md b/charts/argo-cd/README.md
index 48676ca7..151285c1 100644
--- a/charts/argo-cd/README.md
+++ b/charts/argo-cd/README.md
@@ -397,7 +397,9 @@ NAME: my-release
 | dex.serviceAccount.create | Create dex service account | `true` |
 | dex.serviceAccount.name | Dex service account name | `"argocd-dex-server"` |
 | dex.servicePortGrpc | Server GRPC port | `5557` |
+| dex.servicePortGrpcName | Server GRPC port name | `grpc` |
 | dex.servicePortHttp | Server HTTP port | `5556` |
+| dex.servicePortHttpName | Server GRPC port name | `http` |
 | dex.tolerations | [Tolerations for use with node taints](https://kubernetes.io/docs/concepts/configuration/taint-and-toleration/) | `[]` |
 | dex.volumeMounts | Dex volume mounts | `"/shared"` |
 | dex.volumes | Dex volumes | `{}` |
diff --git a/charts/argo-cd/templates/dex/service.yaml b/charts/argo-cd/templates/dex/service.yaml
index 6fa77c4e..c93b085e 100644
--- a/charts/argo-cd/templates/dex/service.yaml
+++ b/charts/argo-cd/templates/dex/service.yaml
@@ -16,11 +16,11 @@ metadata:
 {{- end }}
 spec:
   ports:
-  - name: http
+  - name: {{ .Values.dex.servicePortHttpName }}
     protocol: TCP
     port: {{ .Values.dex.servicePortHttp }}
     targetPort: http
-  - name: grpc
+  - name: {{ .Values.dex.servicePortGrpcName }}
     protocol: TCP
     port: {{ .Values.dex.servicePortGrpc }}
     targetPort: grpc
diff --git a/charts/argo-cd/values.yaml b/charts/argo-cd/values.yaml
index 8e637966..e1d67d71 100755
--- a/charts/argo-cd/values.yaml
+++ b/charts/argo-cd/values.yaml
@@ -280,8 +280,10 @@ dex:
   ## Dex deployment container ports
   containerPortHttp: 5556
   servicePortHttp: 5556
+  servicePortHttpName: http
   containerPortGrpc: 5557
   servicePortGrpc: 5557
+  servicePortGrpcName: grpc
   containerPortMetrics: 5558
   servicePortMetrics: 5558