diff --git a/nginx/snippets/nullcart-locations.conf.template b/nginx/snippets/nullcart-locations.conf.template
index 908a686..ec015a8 100644
--- a/nginx/snippets/nullcart-locations.conf.template
+++ b/nginx/snippets/nullcart-locations.conf.template
@@ -20,6 +20,7 @@ location = /api/shop-settings/simplex-connect {
 }
 
 location /api {
+    client_max_body_size 20m;
     proxy_set_header Host $host;
     proxy_set_header X-Real-IP $remote_addr;
     proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;