diff --git a/rish/README.md b/rish/README.md
index d790b03..a69298c 100644
--- a/rish/README.md
+++ b/rish/README.md
@@ -16,7 +16,7 @@ The remain is very simple, you only need to replace `sh` with `rish` in the comm
 
 Here is an example.
 
-```
+``` 
 rish -c 'ls'
 ```
 
@@ -44,4 +44,4 @@ Adb (Shizuku can run under adb) does not have sufficient permissions to access s
 
 If the backend runs under adb, `RISH_PRESERVE_ENV` will be treated as `0` when not set.
 
-If the backend runs under root, `RISH_PRESERVE_ENV` will be treated as `1` when not set.
\ No newline at end of file
+If the backend runs under root, `RISH_PRESERVE_ENV` will be treated as `1` when not set.