diff --git a/docker/nginx.conf.erb b/docker/nginx.conf.erb
index f6f9fff852..edd18fb069 100644
--- a/docker/nginx.conf.erb
+++ b/docker/nginx.conf.erb
@@ -102,7 +102,7 @@ http {
     default_type application/octet-stream;
     types_hash_max_size 2048;
     server_names_hash_bucket_size 64;
-    client_max_body_size 1024m;
+    client_max_body_size 20m;
     access_log off;
     keepalive_timeout 60;
     underscores_in_headers on;