diff --git a/charts/matrix-synapse/templates/ingress.yaml b/charts/matrix-synapse/templates/ingress.yaml
index 036a787..c76fc93 100644
--- a/charts/matrix-synapse/templates/ingress.yaml
+++ b/charts/matrix-synapse/templates/ingress.yaml
@@ -170,11 +170,11 @@ spec:
               service:
                 name: {{ $wkName }}
                 port:
-                  number: 80
+                  number: {{ $.Values.wellknown.service.port | default 80 }}
             pathType: Prefix
             {{- else }}
               serviceName: {{ $wkName }}
-              servicePort: 80
+              servicePort: {{ $.Values.wellknown.service.port | default 80 }}
             {{- end }}
           {{-   else }}
           - path: /.well-known/matrix
diff --git a/charts/matrix-synapse/templates/well-known.yaml b/charts/matrix-synapse/templates/well-known.yaml
index 5ce2999..d0e7f07 100644
--- a/charts/matrix-synapse/templates/well-known.yaml
+++ b/charts/matrix-synapse/templates/well-known.yaml
@@ -11,7 +11,7 @@ metadata:
 spec:
   type: {{ .Values.wellknown.service.type | default "ClusterIP" }}
   ports:
-    - port: 80
+    - port: {{ .Values.wellknown.service.port | default 80 }}
       targetPort: http
       protocol: TCP
       name: http
diff --git a/charts/matrix-synapse/values.yaml b/charts/matrix-synapse/values.yaml
index 0c8e994..392244e 100644
--- a/charts/matrix-synapse/values.yaml
+++ b/charts/matrix-synapse/values.yaml
@@ -610,6 +610,7 @@ wellknown:
   ##
   service:
     type: ClusterIP
+    port: 80
 
   ## Extra data objects to serve under .well-known/matrix/<data>
   ## Dictionaries will be JSON converted, plain strings will be served as they are