diff --git a/scripts/headers_install.sh b/scripts/headers_install.sh
index 5de5660..fdebd66 100644
--- a/scripts/headers_install.sh
+++ b/scripts/headers_install.sh
@@ -1,8 +1,8 @@
 #!/bin/sh
 
-if [ $# -lt 1 ]
+if [ $# -lt 2 ]
 then
-	echo "Usage: headers_install.sh OUTDIR SRCDIR [FILES...]
+	echo "Usage: headers_install.sh OUTDIR SRCDIR [FILES...]"
 	echo
 	echo "Prepares kernel header files for use by user space, by removing"
 	echo "all compiler.h definitions and #includes, removing any"