diff --git a/src/lib/lists.pl b/src/lib/lists.pl
index f1b7cdd5..3d1cc6a2 100644
--- a/src/lib/lists.pl
+++ b/src/lib/lists.pl
@@ -426,7 +426,6 @@ nth1(N, Es0, E) :-
 
 skipn(N0, Es0,Es, Xs0,Xs) :-
    N0>0,
-   !, % should not be necessary #1028
    N1 is N0-1,
    Es0 = [E|Es1],
    Xs0 = [E|Xs1],