diff --git a/Production/nginx.tmpl b/Production/nginx.tmpl
index c4c3285..0a417c9 100644
--- a/Production/nginx.tmpl
+++ b/Production/nginx.tmpl
@@ -158,6 +158,7 @@ proxy_busy_buffers_size    256k;
 client_header_buffer_size 500k;
 large_client_header_buffers 4 500k;
 http2_max_field_size       500k;
+http2_max_header_size      500k;
 
 # Mitigate httpoxy attack (see README for details)
 proxy_set_header Proxy "";