Index: trunk/packages/invirt-autoinstaller/common/usr/lib/xen-tools/debian.d/95-install-base-system
===================================================================
--- trunk/packages/invirt-autoinstaller/common/usr/lib/xen-tools/debian.d/95-install-base-system	(revision 2359)
+++ trunk/packages/invirt-autoinstaller/common/usr/lib/xen-tools/debian.d/95-install-base-system	(revision 2365)
@@ -33,5 +33,5 @@
 echo -e '#!/bin/bash\nexit 101\n' > ${prefix}/usr/sbin/policy-rc.d
 chmod +x ${prefix}/usr/sbin/policy-rc.d
-chroot ${prefix} aptitude -y install '~prequired|~pimportant|~pstandard'
+chroot ${prefix} env DEBIAN_FRONTEND=noninteractive aptitude -y install '~prequired|~pimportant|~pstandard'
 rm -f {$prefix}/usr/sbin/policy-rc.d