diff --git a/Readme.md b/Readme.md
index 65e34084e179bf7842d99c3e9ce6771c22e9a435..d25b8c5899784996ca496e29c2f86ea44ca94813 100755
--- a/Readme.md
+++ b/Readme.md
@@ -95,9 +95,9 @@ Xen的编译运行均在飞腾FT2000/4上，Xen的版本为4.15.1，测试内核
 	booti 0x93000000 - 0x90100000;
 	
 ### 3.1.1  e2000q启动Xen和Dom0
-	ext4load ext4load scsi 0:3 0x90000000 boot/xen-e2000q.dtb;
-	ext4load ext4load scsi 0:3 0x91000000 boot/Image;
-	ext4load ext4load scsi 0:3 0x95000000 boot/xen
+	ext4load scsi 0:3 0x90000000 boot/xen-e2000q.dtb;
+	ext4load scsi 0:3 0x91000000 boot/Image;
+	ext4load scsi 0:3 0x95000000 boot/xen
 
 	fdt addr 0x90000000;
 	fdt set /chosen \#address-cells <1>;
@@ -108,7 +108,7 @@ Xen的编译运行均在飞腾FT2000/4上，Xen的版本为4.15.1，测试内核
 	fdt set /chosen/module@0 compatible "xen,linux-zimage" "xen,multiboot-module"; 
 	fdt set /chosen/module@0 reg <0x91000000 0x3000000>;
 
-	booti 0x95000000 -:- 0x90000000
+	booti 0x95000000 - 0x90000000
 
 
 下图是Xen的启动过程和dom0的登录界面：