diff --git a/chapter05/makedev-exp.sgml b/chapter05/makedev-exp.sgml
new file mode 100644
index 000000000..f3d4ff980
--- /dev/null
+++ b/chapter05/makedev-exp.sgml
@@ -0,0 +1,18 @@
+<sect2>
+<title>Command explanations</title>
+
+<para>
+<userinput>sed "s/# 9/9/" MAKEDEV &gt;/dev/MAKEDEV:</userinput> By
+default the Makedev script only creates the hda1-hda8 and hdb1-hdb8
+devices. By replacing "# 9" by "9"'s in the MAKEDEV script, it will
+create hda1-hda20, hdb1-hdb20 and possible others (like hdc and hdd)
+</para>
+
+<para>
+<userinput>chmod 754 /dev/MAKEDEV:</userinput> This sets the permissions
+of the MAKEDEV script to mode 754 which makes it executable only for
+owner and group and readable by everybody.
+</para>
+
+</sect2>
+
diff --git a/chapter05/makedev.sgml b/chapter05/makedev.sgml
index c567fe4c9..d16a99624 100644
--- a/chapter05/makedev.sgml
+++ b/chapter05/makedev.sgml
@@ -2,6 +2,7 @@
 <title>Installing Makedev</title>
 
 &c5-pp-makedev-inst;
+&c5-pp-makedev-exp;
 &aa-makedev-desc;
 
 </sect1>