diff --git a/libavc1394.spec b/libavc1394.spec
index 5b14c76..5cc7466 100644
--- a/libavc1394.spec
+++ b/libavc1394.spec
@@ -10,6 +10,7 @@ BuildRequires: libraw1394-devel
 BuildRequires: autoconf automake libtool
 BuildRoot: %{_tmppath}/%{name}-%{version}-root
 ExcludeArch: s390 s390x
+Obsoletes: libavc1394_0 <= %{version}-%{release}, librpm1394_0 <= %{version}-%{release}
 
 %description
 The libavc1394 library allows utilities to control IEEE-1394 devices