diff --git a/test/mesh/mock.c b/test/mesh/mock.c
index 11aa67a66..74c33b6ae 100644
--- a/test/mesh/mock.c
+++ b/test/mesh/mock.c
@@ -167,3 +167,6 @@ void btstack_run_loop_set_timer_context(btstack_timer_source_t * ts, void * cont
 void * btstack_run_loop_get_timer_context(btstack_timer_source_t * ts){
 	return timer_context;
 }
+void hci_halting_defer(void){
+}
+