diff --git a/exec/tlist.h b/exec/tlist.h
index 4372d4dd..8b88dbf0 100644
--- a/exec/tlist.h
+++ b/exec/tlist.h
@@ -42,6 +42,7 @@ typedef void * timer_handle;
 
 struct timerlist {
 	struct list_head timer_head;
+	struct list_head *timer_iter;
 };
 
 void timerlist_init (struct timerlist *timerlist);