diff --git a/howto/new-machine-cymru.md b/howto/new-machine-cymru.md
index 4c4739245ffeb7c7cd43d4fc8bdf2c5ec0e8f022..afe9deab37b2ac23c2245559da11892e55c2fdb9 100644
--- a/howto/new-machine-cymru.md
+++ b/howto/new-machine-cymru.md
@@ -245,6 +245,14 @@ And this will cleanup the rest:
     vgchange -a n &&
     cryptsetup luksClose crypt_dev_sda3
 
+### Extra firmware
+
+If you're getting this error on reboot:
+
+    failed to load bnx2-mips-09-6.2.1b.fw firmware
+
+Make sure `firmware-bnx2` is installed.
+
 ### IP address
 
 TODO: in the last setup, the IP address had to be set in