-BuildRequires: autoconf >= 2.54
-BuildRequires: automake >= 1:1.9
-BuildRequires: cairo-devel >= 1.2.0
-BuildRequires: gtk+2-devel >= 2:2.2.0
-BuildRequires: libsvg-cairo-devel >= 0.1.6
-BuildRequires: libtool
-BuildRequires: python >= 1:2.3
-BuildRequires: python-numpy-devel
+BuildRequires: autoconf >= 2.59
+BuildRequires: automake >= 1:1.9.6
+BuildRequires: cairo-devel >= 1.8.10
+BuildRequires: libtool >= 2:1.4
+BuildRequires: pkgconfig
+BuildRequires: python >= 1:2.6
+BuildRequires: python-devel
+# for tests only
+#BuildRequires: python-numpy
+# not release yet
+#BuildRequires: python-xpyb >= 1.3