diff --git a/doc/howto-build.txt b/doc/howto-build.txt
index 688e81cc..0d5b947a 100644
--- a/doc/howto-build.txt
+++ b/doc/howto-build.txt
@@ -98,6 +98,9 @@ Build Bochs
 For the first time
 ------------------
 cd ../bochs
+> Sufficient (and required for running e.g. L4/Fiasco):
+./configure --prefix=<...> --enable-{a20-pin,x86-64,cpu-level=6,ne2000,acpi,pci,usb,trace-cache,host-specific-asms,disasm,readline,clgd54xx,fpu,vmx=2,cdrom,sb16=linux,gdb-stub}
+> More optimised:
 ./configure --prefix=$(echo ~/localroot/usr) --enable-{a20-pin,x86-64,cpu-level=6,ne2000,acpi,pci,usb,repeat-speedups,trace-cache,fast-function-calls,host-specific-asms,disasm,all-optimizations,readline,clgd54xx,fpu,vmx=2,monitor-mwait,cdrom,sb16=linux,gdb-stub} --disable-docbook --with-all-libs
 > Instead of --with-all-libs, you could use --with-nogui for "headless"
 > experiments, additionally removing lots of library dependencies (thus