-BuildRequires: libunique-devel >= 1.0
-BuildRequires: rest-devel
-BuildRequires: vala >= 0.14.0
+BuildRequires: libtool
+BuildRequires: pkgconfig >= 1:0.21
+BuildRequires: rest-devel >= 0.7
+BuildRequires: rpmbuild(macros) >= 1.527
+BuildRequires: tar >= 1:1.22
+BuildRequires: vala >= 0.16.0
+%{?with_appindicator:BuildRequires: vala-libappindicator-gtk3}