diff --git a/onos-gui/values.yaml b/onos-gui/values.yaml
index 1c50b776..7f8e478b 100644
--- a/onos-gui/values.yaml
+++ b/onos-gui/values.yaml
@@ -209,6 +209,7 @@ Envoy:
                         - name: envoy.grpc_web
                         - name: envoy.cors
                         - name: envoy.router
+                      stream_idle_timeout: 3600s
         {{- end }}
         clusters:
         {{- range $key, $value := .Values.onosservices }}