diff --git a/libsigc++2.spec b/libsigc++2.spec
index 1759261..d9b6bc0 100644
--- a/libsigc++2.spec
+++ b/libsigc++2.spec
@@ -28,7 +28,7 @@ License:        LGPL v2.1 or later
 Summary:        Typesafe Signal Framework for C++
 Url:            http://libsigc.sourceforge.net/
 Source:         %{_name}-%{version}.tar.bz2
-Source2:	baselibs.conf
+Source99:       baselibs.conf
 AutoReqProv:    on
 BuildRoot:      %{_tmppath}/%{name}-%{version}-build