diff --git a/python-AppTools.spec b/python-AppTools.spec
index cc7dee7..cb9ef40 100644
--- a/python-AppTools.spec
+++ b/python-AppTools.spec
@@ -11,6 +11,7 @@ BuildArch:      noarch
 BuildRequires:  python2-devel
 BuildRequires:  python-setuptools
 BuildRequires:  /usr/bin/sphinx-build
+BuildRequires:  python-Traits
 Requires:       numpy
 Requires:       python-configobj
 Requires:       python-pyface