diff --git a/docs/linux_kernel_development/index.mdx b/docs/linux_kernel_development/index.mdx
index 5b148e0..2148757 100644
--- a/docs/linux_kernel_development/index.mdx
+++ b/docs/linux_kernel_development/index.mdx
@@ -675,7 +675,7 @@ mount -t sysfs none /sys
 mount -t devtmpfs devtmpfs /dev
 
 # Write a benner
-echo << !
+cat << !
 
 Welcome to the Rust Kernel Development Minimal Linux!
 Press CTRL+a x to exit QEMU