diff --git a/xCAT-server/lib/xcat/plugins/anaconda.pm b/xCAT-server/lib/xcat/plugins/anaconda.pm
index d65c32763..28078bae4 100644
--- a/xCAT-server/lib/xcat/plugins/anaconda.pm
+++ b/xCAT-server/lib/xcat/plugins/anaconda.pm
@@ -1489,9 +1489,32 @@ sub insert_dd {
     # Create the tmp dir for dd hack
     my $dd_dir = mkdtemp("/tmp/ddtmpXXXXXXX");
     if (<$install_dir/$os/$arch/Packages/dracut*>) { #new style, skip the fanagling, copy over the dds and append them...
+	mkpath("$dd_dir/dd");
 	if (scalar(@dd_list) == 1) { #only one, just append it..
-		mkpath("$dd_dir/dd");
 		copy($dd_list[0],"$dd_dir/dd/dd.img");
+	} elsif (scalar(@dd_list) > 1) {
+		unless (-x "/usr/bin/createrepo" and -x "/usr/bin/mkisofs") {
+        		my $rsp;
+		        push @{$rsp->{data}}, "Merging multiple driver disks requires createrepo and mkisofs utilities";
+		        xCAT::MsgUtils->message("E", $rsp, $callback);
+		        return undef;
+		}
+		mkpath("$dd_dir/newddimg");
+		mkpath("$dd_dir/tmpddmnt");
+		foreach my $dd (@dd_list) {
+			xCAT::Utils->runcmd("mount -o loop $dd $dd_dir/tmpddmnt",-1);
+			xCAT::Utils->runcmd("cp -a $dd_dir/tmpddmnt/* $dd_dir/newddimg",-1);
+			xCAT::Utils->runcmd("umount $dd_dir/tmpddmnt",-1);
+		}
+		foreach my $repodir (<$dd_dir/newddimg/*/*/repodata>) {
+			$repodir =~ s/\/repodata\z//;
+			xCAT::Utils->runcmd("createrepo $repodir",-1);
+		}
+		chdir("$dd_dir/newddimg");
+		xCAT::Utils->runcmd("mkisofs -J -R -o $dd_dir/dd/dd.img .",-1);
+	} else { #there should be no else...
+		die "This should never occur";
+	}
 		chdir($dd_dir."/dd");
     		$cmd = "find .|cpio -H newc -o|gzip -9 -c - > ../dd.gz";
 		xCAT::Utils->runcmd($cmd, -1);
@@ -1508,10 +1531,9 @@ sub insert_dd {
 			local $/ = \32768;
 			while (my $block = <$ddhdl>) { print $inithdl $block; }
 		}
+		chdir("/");
+		xCAT::Utils->runcmd("rm -rf $dd_dir");
 		return;
-	} else {
-		die "TODO: multiple driver disk combination";
-	}
     }
 
     mkpath "$dd_dir/initrd_img"; # The dir for the new initrd