diff --git a/deploy/helm-chart/templates/ingress.yaml b/deploy/helm-chart/templates/ingress.yaml
index 1594baa..072b557 100644
--- a/deploy/helm-chart/templates/ingress.yaml
+++ b/deploy/helm-chart/templates/ingress.yaml
@@ -9,6 +9,9 @@ metadata:
     nginx.ingress.kubernetes.io/server-snippet: |
       underscores_in_headers on;
       ignore_invalid_headers on;
+    nginx.ingress.kubernetes.io/proxy-buffer-size: "16k"
+    nginx.ingress.kubernetes.io/proxy-buffers-number: "8"
+    nginx.ingress.kubernetes.io/proxy-busy-buffers-size: "64k"
     {{- if .Values.maestro.restricted_ip}}
     nginx.ingress.kubernetes.io/whitelist-source-range: {{ .Values.maestro.restricted_ip }}
     {{- end }}