diff --git a/pkgs/applications/virtualization/xen/generic.nix b/pkgs/applications/virtualization/xen/generic.nix
index da33af525f9d..c90f6609973d 100644
--- a/pkgs/applications/virtualization/xen/generic.nix
+++ b/pkgs/applications/virtualization/xen/generic.nix
@@ -52,7 +52,7 @@ let
 
   scriptEnvPath = stdenv.lib.concatStrings (stdenv.lib.intersperse ":" (map (x: "${x}/bin")
     [ coreutils gawk gnused gnugrep which perl diffutils utillinux multipath_tools
-      iproute inetutils iptables bridge_utils openvswitch nbd drbd ]));
+      iproute inetutils iptables bridge-utils openvswitch nbd drbd ]));
 in