diff --git a/rpm_spec/qubes-core-admin-client.spec.in b/rpm_spec/qubes-core-admin-client.spec.in
index 30cfca5..bcfd0a4 100644
--- a/rpm_spec/qubes-core-admin-client.spec.in
+++ b/rpm_spec/qubes-core-admin-client.spec.in
@@ -11,6 +11,8 @@ BuildRequires:	python%{python3_pkgversion}-setuptools
 BuildRequires:	python%{python3_pkgversion}-devel
 BuildRequires:	python%{python3_pkgversion}-sphinx
 BuildRequires:	python%{python3_pkgversion}-dbus
+BuildRequires:	python%{python3_pkgversion}-lxml
+BuildRequires:	python%{python3_pkgversion}-xcffib
 Requires:   python%{python3_pkgversion}-qubesadmin
 Requires:   python%{python3_pkgversion}-yaml
 Requires:   scrypt