diff --git a/InstallBox86.sh b/InstallBox86.sh
index e5742d1..41a31f5 100755
--- a/InstallBox86.sh
+++ b/InstallBox86.sh
@@ -1,5 +1,5 @@
 #!/bin/bash
-if [[ `whoami` != `root` ]]; then
+if [[ `whoami` != root ]]; then
     echo 请以 root 权限运行
     echo 按任意键退出
     read