diff --git a/nmap_dns.cc b/nmap_dns.cc
index f5ecbc3fa..90a337ed1 100644
--- a/nmap_dns.cc
+++ b/nmap_dns.cc
@@ -377,7 +377,7 @@ public:
                                                  HostElem::isTimeToClean);
       while ( it != hosts_storage[i].end() )
       {
-        hosts_storage[i].erase(it);
+        it = hosts_storage[i].erase(it);
         assert(elements_count > 0);
         --elements_count;
       }