-Depends: python (>= 2.7), python-openssl (>= 0.7), python-m2crypto, python-dateutil, python-lxml, python-libxslt1, python-zsi
+Depends: python (>= 2.7), python-openssl (>= 0.7), python-m2crypto, python-dateutil, python-lxml, python-libxslt1, python-zsi, xmlsec1