diff --git a/README.md b/README.md
index c09e50b5..b0581ca4 100644
--- a/README.md
+++ b/README.md
@@ -1,20 +1,20 @@
-# lk
+# LK
 
 The LK embedded kernel. An SMP-aware kernel designed for small systems.
 
 See travisg/lk for the latest version.
 
-## build and test for ARM on linux
+## to build and test for ARM on linux
 
-1. install qemu
+1. install or build qemu. v2.4 and above is recommended.
 2. install gcc for embedded arm (see note 1)
-3. run scripts/do-qemu  (from the lk directory)
+3. run scripts/do-qemuarm  (from the lk directory)
 4. you should see 'welcome to lk/MP'
 
 This will get you a interactive prompt into LK which is running in qemu
-arm vexpress_a9 emulation. type 'help' for commands.
+arm machine 'virt' emulation. type 'help' for commands.
 
-To quit you might need to kill <quemu-pid>.
-
-note 1: for ubuntu this seem to work:
+note 1: for ubuntu:
 sudo apt-get install gcc-arm-none-eabi
+or fetch a prebuilt toolchain from
+http://newos.org/toolchains/arm-eabi-5.2.0-Linux-x86_64.tar.xz