diff --git a/doc/qemu_xorriso.wiki b/doc/qemu_xorriso.wiki
index a92a8afd..d87dfd2a 100644
--- a/doc/qemu_xorriso.wiki
+++ b/doc/qemu_xorriso.wiki
@@ -21,7 +21,7 @@ qemu start command :
     -net user,hostfwd=tcp::5557-:22 \
     -hda /dvdbuffer/i386-install.qemu \
     -drive file=/dev/sr2,if=none,id=scsicd,format=raw \
-    -device virtio-blk,drive=scsicd,logical_block_size=2048,physical_block_size=2048 \
+    -device virtio-blk-pci,drive=scsicd,logical_block_size=2048,physical_block_size=2048 \
     -cdrom .../some_image.iso
 }}}
 
@@ -38,7 +38,7 @@ guest system.
 virtual DVD-ROM. qemu is not happy without such a thing.
 
 '''/dvdbuffer/i386-install.qemu''' is the disk image, where the guest operating
-system was installed. 
+system was installed by:
 {{{
   $ qemu-img create /dvdbuffer/i386-install.qemu 8G
   $ qemu \
@@ -288,7 +288,7 @@ A mismatch message would look like
   xorriso : NOTE : Tolerated problem event of severity 'SORRY'
   xorriso : NOTE : -return_with SORRY 32 triggered by problem severity SORRY
 }}}
-and the exit value should be non-zero.
+and the exit value would be non-zero.
 
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