diff --git a/nginx.conf b/nginx.conf
index dd60544..ee0a187 100644
--- a/nginx.conf
+++ b/nginx.conf
@@ -22,6 +22,7 @@ http {
 
     gzip on;
     gzip_disable "msie6";
+    client_max_body_size 4G;
 
     server {
         listen 80;
diff --git a/web/src/api/config.ts b/web/src/api/config.ts
index 4cc066e..c49d632 100644
--- a/web/src/api/config.ts
+++ b/web/src/api/config.ts
@@ -8,7 +8,7 @@ export async function setConfig(key: string, value: string) {
   const form = new FormData();
   form.append('key', key);
   form.append('value', value);
-  return request('/config', { method: 'POST', formData: form });
+  return request('/config/', { method: 'POST', formData: form });
 }
 
 export async function getAllConfig() {