diff --git a/ppp.spec b/ppp.spec
index a962251..d9388a6 100644
--- a/ppp.spec
+++ b/ppp.spec
@@ -50,6 +50,8 @@ BuildRequires:	glib2-devel
 Requires(post):	systemd
 Requires:	glibc >= 2.0.6
 Requires:	initscripts >= 9.54
+Conflicts:	%{name} < 1:2.4.9
+Obsoletes:	%{name} < 1:2.4.9
 
 %description
 The ppp package contains the PPP (Point-to-Point Protocol) daemon