Index: lib/SystemImager/UseYourOwnKernel.pm
===================================================================
--- lib/SystemImager/UseYourOwnKernel.pm	(revision 3386)
+++ lib/SystemImager/UseYourOwnKernel.pm	(working copy)
@@ -67,7 +67,7 @@
         #
         print ">>> Copying modules to new initrd from: /lib/modules/$uname_r...\n" if( $verbose );
         mkdir("$staging_dir/lib/modules", 0755) or die "$!";
-        $cmd = qq(rsync -a /lib/modules/$uname_r $staging_dir/lib/modules/);
+        $cmd = qq(rsync -a --exclude build --exclude source /lib/modules/$uname_r $staging_dir/lib/modules/);
         !system( $cmd ) or die( "Couldn't $cmd." );
 
         print ">>> Appending insmod commands to ./my_modules_dir/INSMOD_COMMANDS...\n" if( $verbose );