diff --git a/scripts/fetch-blocks.js b/scripts/fetch-blocks.js
index 9e182b75e96a3a0a8f36c90ad6899f83510b3f17..98c63584f652ccf2a222fc19f48d12158a62b425 100644
--- a/scripts/fetch-blocks.js
+++ b/scripts/fetch-blocks.js
@@ -94,7 +94,7 @@ const installBlock = async () => {
       console.log('install ' + chalk.green(item.name) + ' to: ' + chalk.yellow(item.path));
       gitFiles = gitFiles.filter(file => file.path !== gitPath);
       const skipModifyRouter = item.routes ? '--skip-modify-routes' : '';
-      const cmd = `umi block add https://github.com/ant-design/pro-blocks/tree/master/${gitPath}  --path=${item.path} ${skipModifyRouter}`;
+      const cmd = `umi block add https://github.com/ant-design/pro-blocks/tree/master/${gitPath} --path=${item.path} ${skipModifyRouter}`;
       try {
         await execCmd(cmd);
         console.log(`install ${chalk.hex('#1890ff')(item.name)} success`);
diff --git a/src/components/CopyBlock/index.tsx b/src/components/CopyBlock/index.tsx
index 9ee05ae8739bd1f254aad654f0fe0911feebad7e..fb9d8ac09a40007aaab24e13a29fc1dbc13658ef 100644
--- a/src/components/CopyBlock/index.tsx
+++ b/src/components/CopyBlock/index.tsx
@@ -33,7 +33,7 @@ const onBlockCopy = (label: string) => {
 const BlockCodeView: React.SFC<{
   url: string;
 }> = ({ url }) => {
-  const blockUrl = `npx umi block add ${firstUpperCase(url)}  --path=${url}`;
+  const blockUrl = `npx umi block add ${firstUpperCase(url)} --path=${url}`;
   return (
     <div className={styles['copy-block-view']}>
       <Typography.Paragraph