diff --git a/route.c b/route.c
index 5d8f8d66..20f62d54 100644
--- a/route.c
+++ b/route.c
@@ -450,6 +450,8 @@ init_route_list (struct route_list *rl,
 	struct route r;
 	int k;
 
+        CLEAR(netlist);		/* init_route() will not always init this */
+
 	if (!init_route (&r,
 			 &netlist,
 			 &opt->routes[i],