diff --git a/src/system/ether.1 b/src/system/ether.1
index 8a055cea..a8aa609d 100644
--- a/src/system/ether.1
+++ b/src/system/ether.1
@@ -18,6 +18,7 @@
 ;FIXME The big one - interrupts? Compare with CHAOS...
 ;FIXME Should we use input/output queues like IMP does?
 ;FIXME Use the style from TCP - this is a bit of a mix at the moment
+;FIXME Use Johnny Eriksson's layout workaround for UBA half-write problem
 
 ;;; Generic Ethernet support