diff --git a/libguestfs.spec b/libguestfs.spec
index 99f4c47..72bab1d 100644
--- a/libguestfs.spec
+++ b/libguestfs.spec
@@ -468,6 +468,7 @@ lua-%{name} contains Lua bindings for %{name}.
 %package gobject
 Summary:        GObject bindings for %{name}
 Requires:       %{name} = %{version}-%{release}
+Obsoletes:      libguestfs0 < %{version}
 
 %description gobject
 %{name}-gobject contains GObject bindings for %{name}.