diff --git a/buildout/helpers/debian.lenny.sh b/buildout/helpers/debian.lenny.sh
index 12ec1b29803aefcce1b9c4ece2d5cda1cd1dd912..67de19b9ea255a440f243bbd02635fd8c231ebff 100755
--- a/buildout/helpers/debian.lenny.sh
+++ b/buildout/helpers/debian.lenny.sh
@@ -1,6 +1,7 @@
 #!/bin/sh
 
 PACKAGE_LIST="""\
+automake1.9
 bison
 build-essential
 cpio
@@ -16,6 +17,7 @@ libneon27-dev
 libsasl2-dev
 libssl-dev
 libsvn-dev
+libtool
 libxml2-dev
 libxslt1-dev
 make