diff --git a/kdeedu.spec b/kdeedu.spec
index 8d5aa5e..a83b4ac 100644
--- a/kdeedu.spec
+++ b/kdeedu.spec
@@ -57,7 +57,7 @@ BuildRequires: libxslt-devel
 BuildRequires: ocaml(compiler)
 BuildRequires: ocaml-facile-devel
 %endif
-BuildRequires: openbabel-devel
+BuildRequires: openbabel-devel >= 2.2.0-0.2.b4
 BuildRequires: pcre-devel
 BuildRequires: python-devel python
 BuildRequires: readline-devel
@@ -187,6 +187,7 @@ rm -rf %{buildroot}
 - use pkgconfig for cfitsio patch now that cfitsio.pc has been fixed
 - add BR kdebase-workspace-devel for plasmoids
 - add BR libxml2-devel, libxslt-devel for Parley HTML export
+- BR new minimum version of openbabel-devel
 
 * Wed Apr 23 2008 Kevin Kofler <Kevin@tigcc.ticalc.org> 4.0.3-4
 - rebuild for new ocaml (3.10.2)