diff --git a/bgpd/bgp_aspath.c b/bgpd/bgp_aspath.c
index 002fff9..13f32b8 100644
--- a/bgpd/bgp_aspath.c
+++ b/bgpd/bgp_aspath.c
@@ -1799,6 +1799,7 @@
 aspath_finish (void)
 {
   hash_free (ashash);
+  ashash = NULL;
   
   if (snmp_stream)
     stream_free (snmp_stream);