diff --git a/README.md b/README.md
index b1dffa8..cb71c53 100644
--- a/README.md
+++ b/README.md
@@ -2,10 +2,10 @@
 
 ## 目录结构
 
-riscv_demo/
-├── design/
-│ └── top.v # RISC-V 顶层模块
-├── testbench/
-│ └── testbench.v # 测试激励
-└── scripts/
-└── run_all.tcl # Palladium Z2 脚本
+riscv_demo/  
+├── design/  
+│ └── top.v # RISC-V 顶层模块  
+├── testbench/  
+│ └── testbench.v # 测试激励  
+└── scripts/  
+└── run_all.tcl # Palladium Z2 脚本