diff --git a/ui/web/nginx.conf b/ui/web/nginx.conf
index e2205f4c..9a47f9be 100644
--- a/ui/web/nginx.conf
+++ b/ui/web/nginx.conf
@@ -36,6 +36,7 @@ server {
 
     # API proxy
     location /v1/ {
+        client_max_body_size 500M;
         proxy_pass $upstream_backend;
         proxy_set_header Host $host;
         proxy_set_header X-Real-IP $remote_addr;