diff --git a/chapter10/kernel.xml b/chapter10/kernel.xml
index 4618cc18e..7c64e0983 100644
--- a/chapter10/kernel.xml
+++ b/chapter10/kernel.xml
@@ -96,12 +96,18 @@
     information about configuring and building the kernel can be found at
     <ulink url="http://www.kroah.com/lkn/"/> </para>
 
-    <note>
+    <caution>
       <para>A good starting place for setting up the kernel configuration is to
       run <command>make defconfig</command>. This will set the base
       configuration to a good state that takes your current system architecture
       into account.</para>
 
+      <para>Do not disable any option enabled by <command>make
+      defconfig</command> unless the following note explicitly makes it
+      disabled or you really know what you are doing.</para>
+    </caution>
+
+    <note>
       <para>Be sure to enable/disable/set the following features or the system might
       not work correctly or boot at all:</para>