diff -Naur origBOOK/boot/ppc/kernel.xml newBOOK/boot/ppc/kernel.xml
--- origBOOK/boot/ppc/kernel.xml	2010-08-25 09:14:39.000000000 -0700
+++ newBOOK/boot/ppc/kernel.xml	2010-08-25 09:17:53.000000000 -0700
@@ -75,7 +75,7 @@
     href="../x86/kernel.xml"
     xpointer="xpointer(//*[@os='s'])"/>
 
-<screen><userinput>make ARCH=ppc CROSS_COMPILE=${CLFS_TARGET}- \
+<screen><userinput>make ARCH=powerpc CROSS_COMPILE=${CLFS_TARGET}- \
    INSTALL_MOD_PATH=${CLFS} modules_install</userinput></screen>
 
     <xi:include xmlns:xi="http://www.w3.org/2003/XInclude"