diff --git a/xen.spec b/xen.spec
index 596f8b4..ef29099 100644
--- a/xen.spec
+++ b/xen.spec
@@ -22,9 +22,12 @@ BuildRoot: %{_tmppath}/%{name}-%{version}-%{release}-root
 BuildRequires: transfig libidn-devel zlib-devel texi2html SDL-devel curl-devel
 BuildRequires: libX11-devel python-devel ghostscript tetex-latex 
 BuildRequires: ncurses-devel
-BuildRequires: dev86 # for the VMX "bios" 
-BuildRequires: perl # for the docs
-BuildRequires: udev # so that the makefile knows to install udev rules
+# for the VMX "bios" 
+BuildRequires: dev86
+# for the docs 
+BuildRequires: perl 
+# so that the makefile knows to install udev rules
+BuildRequires: udev 
 Requires: bridge-utils
 Requires: python-abi = %(%{__python} -c "import sys ; print sys.version[:3]")
 Requires: udev >= 059