diff --git a/nginx.conf.tmpl b/nginx.conf.tmpl
index 989bfc5..e50db84 100644
--- a/nginx.conf.tmpl
+++ b/nginx.conf.tmpl
@@ -3,6 +3,8 @@ map $http_upgrade $connection_upgrade {
     '' close;
 }
 
+client_max_body_size {{ env "FILE_UPLOAD_MAX_SIZE" }};
+
 server { 
     listen 80;
     server_name {{ env "DOMAIN" }};