diff --git a/lib/nova_plugins/functions-libvirt b/lib/nova_plugins/functions-libvirt
index f722836693..6b9db48de8 100644
--- a/lib/nova_plugins/functions-libvirt
+++ b/lib/nova_plugins/functions-libvirt
@@ -57,7 +57,9 @@ cgroup_device_acl = [
 EOF
     fi
 
-    if [ "$os_VENDOR" = "Ubuntu" ]; then
+    # Since the release of Debian Wheezy the libvirt init script is libvirtd
+    # and not libvirtd-bin anymore.
+    if is_ubuntu && [ ! -f /etc/init.d/libvirtd ]; then
         LIBVIRT_DAEMON=libvirt-bin
     else
         LIBVIRT_DAEMON=libvirtd