diff --git a/docker/nocobase/nocobase.conf b/docker/nocobase/nocobase.conf
index 279852b0e..57d5ae427 100644
--- a/docker/nocobase/nocobase.conf
+++ b/docker/nocobase/nocobase.conf
@@ -3,6 +3,7 @@ server {
     server_name _;
     root /app/nocobase/packages/app/client/dist;
     index index.html;
+    client_max_body_size 20M;
 
     location /storage/uploads/ {
         alias /app/nocobase/storage/uploads/;