diff --git a/packages/preset-umi/templates/server.tpl b/packages/preset-umi/templates/server.tpl
index 45039868bac5..27346d38fc7b 100644
--- a/packages/preset-umi/templates/server.tpl
+++ b/packages/preset-umi/templates/server.tpl
@@ -53,7 +53,7 @@ const createOpts = {
   ServerInsertedHTMLContext,
   tplOpts: {{{tplOpts}}},
   renderFromRoot: {{{renderFromRoot}}},
-   mountElementId: '{{{mountElementId}}}'
+  mountElementId: '{{{mountElementId}}}'
 
 };
 const requestHandler = createRequestHandler(createOpts);