diff --git a/owlps-udp-to-http/owlps-udp-to-http.c b/owlps-udp-to-http/owlps-udp-to-http.c
index c83125d..86ef279 100644
--- a/owlps-udp-to-http/owlps-udp-to-http.c
+++ b/owlps-udp-to-http/owlps-udp-to-http.c
@@ -496,14 +496,13 @@ void realloc_answer(size_t new_size)
  */
 void free_results_list()
 {
+  results_list *tmp_res ;
   while (results != NULL)
     {
       owl_free_result(results->result) ;
+      tmp_res = results ;
       results = results->next ;
-#ifndef NDEBUG
-      --nb_results ;
-#endif // NDEBUG
+      free(tmp_res) ;
     }
-  assert(nb_results == 0) ;
   nb_results = 0 ;
 }