diff --git a/lib/commands/plugin.js b/lib/commands/plugin.js
index 78a966b5..ca5a9cff 100644
--- a/lib/commands/plugin.js
+++ b/lib/commands/plugin.js
@@ -52,10 +52,10 @@ const cmd = {
       .example(chalk.yellow('leetcode plugin company'), 'Show company plugin')
       .example(chalk.yellow('leetcode plugin company -c'), 'Show config of company plugin')
       .example('', '')
-      .example(chalk.yellow('leetcode plugin -i'), 'Install all missing plugins from GtiHub')
-      .example(chalk.yellow('leetcode plugin -i company'), 'Install company plugin from GtiHub')
+      .example(chalk.yellow('leetcode plugin -i'), 'Install all missing plugins from GitHub')
+      .example(chalk.yellow('leetcode plugin -i company'), 'Install company plugin from GitHub')
       .example(chalk.yellow('leetcode plugin -d company'), 'Disable company plugin')
-      .example(chalk.yellow('leetcode plugin -e company'), 'Enable comapny plugin')
+      .example(chalk.yellow('leetcode plugin -e company'), 'Enable company plugin')
       .example(chalk.yellow('leetcode plugin -D company'), 'Delete company plugin');
   }
 };