diff --git a/src/mhd2/events_process.c b/src/mhd2/events_process.c
index bf33d3cf..40dadd45 100644
--- a/src/mhd2/events_process.c
+++ b/src/mhd2/events_process.c
@@ -357,6 +357,7 @@ daemon_process_all_active_conns (struct MHD_Daemon *restrict d)
       mhd_conn_remove_from_daemon (c);
       mhd_conn_close_final (c);
     }
+    mhd_assert (! c->resuming || c->suspended);
 
     c = next;
   }
@@ -479,6 +480,9 @@ ext_events_process_net_updates (struct MHD_Daemon *restrict d)
        c = mhd_DLINKEDL_GET_NEXT (c,all_conn))
   {
     bool has_err_state;
+
+    mhd_assert (! c->resuming || c->suspended);
+
     if (is_conn_excluded_from_http_comm (c))
       continue;
 
@@ -581,6 +585,8 @@ ext_events_update_registrations (struct MHD_Daemon *restrict d)
        from the daemon. */
     c_next = mhd_DLINKEDL_GET_NEXT (c,all_conn);
 
+    mhd_assert (! c->resuming || c->suspended);
+
     if (is_conn_excluded_from_http_comm (c))
     {
       if (NULL != c->extr_event.app_cntx)