From 5194b74e2dc0d45d0fffb20fc061a6bfb27c9e2c Mon Sep 17 00:00:00 2001
From: Roger3581321 <roger.yxt@aliyun.com>
Date: Wed, 16 Jun 2021 16:01:06 +0800
Subject: [PATCH] improve doc (#1824)

---
 README.md | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/README.md b/README.md
index 6e2e84210..27367fcc8 100644
--- a/README.md
+++ b/README.md
@@ -183,7 +183,7 @@ public interface Servlet {
 Memory compiler, compiles `.java` files into `.class` files in memory.
 
 ```bash
-mc /tmp/Test.java
+$ mc /tmp/Test.java
 ```
 
 #### retransform