diff --git a/conf/distro/include/angstrom-2010-preferred-versions.inc b/conf/distro/include/angstrom-2010-preferred-versions.inc
index bb444d1..4877b4a 100644
--- a/conf/distro/include/angstrom-2010-preferred-versions.inc
+++ b/conf/distro/include/angstrom-2010-preferred-versions.inc
@@ -3,11 +3,6 @@ ANGSTROM_QT_VERSION ?= "4.8.0"
 ANGSTROM_LIBTOOL_VERSION = "2.4.2"
 
 PREFERRED_VERSION_gobject-introspection-native = "0.9.10"
-PREFERRED_VERSION_libtool           = "${ANGSTROM_LIBTOOL_VERSION}"
-PREFERRED_VERSION_libtool-native    = "${ANGSTROM_LIBTOOL_VERSION}"
-PREFERRED_VERSION_libtool-cross     = "${ANGSTROM_LIBTOOL_VERSION}"
-PREFERRED_VERSION_libtool-nativesdk = "${ANGSTROM_LIBTOOL_VERSION}"
-PREFERRED_VERSION_libtool-sdk       = "${ANGSTROM_LIBTOOL_VERSION}"
 PREFERRED_VERSION_mesa          = "${ANGSTROM_MESA_VERSION}"
 PREFERRED_VERSION_mesa-dri      = "${ANGSTROM_MESA_VERSION}"
 PREFERRED_VERSION_mesa-xlib     = "${ANGSTROM_MESA_VERSION}"