-Build-Depends: docbook-utils, docbook, docbook-xml, docbook-dsssl, jade, jadetex,libxml2-dev, libxslt-dev, libyaz-dev (>= 2.0.9)
+Build-Depends: debhelper (>= 4.0.0), docbook-utils, docbook, docbook-xml, docbook-dsssl, jade, jadetex, libxml2-dev, libyaz-dev (>= 2.1.14)