diff --git a/LibOneM2M/OneM2M_Functions.ttcn b/LibOneM2M/OneM2M_Functions.ttcn
index 0427a811d5c6e815bbb705cc40dd6e3b8136240b..6a727af577efea066b9d26a775e403a49e585833 100644
--- a/LibOneM2M/OneM2M_Functions.ttcn
+++ b/LibOneM2M/OneM2M_Functions.ttcn
@@ -231,6 +231,7 @@ module OneM2M_Functions {
 			unmap(self:acPort, system:acPort);
 			if(vc_auxiliaryAe2Up) {
 				vc_ae2.start(f_cf01DownAe2());
+				vc_ae2.done;
 			}
 		}