diff --git a/virtualbox.spec b/virtualbox.spec
index a4be250..ec37e23 100644
--- a/virtualbox.spec
+++ b/virtualbox.spec
@@ -171,7 +171,7 @@ Provides:       python-%{name}-ose = %version
 Obsoletes:      python-%{name}-ose < %version
 
 %description -n python-%{name}
-Python XPCOM bindings to %{name}.
+Python XPCOM bindings to %{name}. Used e.g. by vboxgtk package.
 ###########################################
 %package devel
 License:        GPLv2+