diff --git a/apfel.spec b/apfel.spec
index 5e52699..f44cf17 100644
--- a/apfel.spec
+++ b/apfel.spec
@@ -54,6 +54,8 @@ evolution of parton distributions.
 %package -n %{soname}
 Summary:        A Probability Distribution Function Evolution Library
 Group:          System/Libraries
+# Problem with older naming scheme
+Conflicts:      libAPFEL0 <= 3.0.6
 
 %description -n %{soname}
 APFEL is a library to perform the combined QCD+QED DGLAP