diff --git a/library/BSSAP_LE_Adapter.ttcn b/library/BSSAP_LE_Adapter.ttcn
index dba8841..256d8fa 100644
--- a/library/BSSAP_LE_Adapter.ttcn
+++ b/library/BSSAP_LE_Adapter.ttcn
@@ -85,13 +85,13 @@
 	ops.sccp_addr_peer := ba.sccp_addr_peer;
 
 	/* create components */
-	ba.vc_SCCP := SCCP_CT.create(id & "-SCCP");
+	ba.vc_SCCP := SCCP_CT.create(id & "-SCCP") alive;
 	if (isvalue(ops)) {
-		ba.vc_BSSAP_LE := BSSAP_LE_Emulation_CT.create(id & "-BSSAP_LE");
+		ba.vc_BSSAP_LE := BSSAP_LE_Emulation_CT.create(id & "-BSSAP_LE") alive;
 	} else {
 		ba.vc_BSSAP_LE := null;
 	}
-	ba.vc_M3UA := M3UA_CT.create(id & "-M3UA");
+	ba.vc_M3UA := M3UA_CT.create(id & "-M3UA") alive;
 	map(ba.vc_M3UA:SCTP_PORT, system:sctp);
 	/* connect MTP3 service provider (M3UA) to lower side of SCCP */
 	connect(ba.vc_M3UA:MTP3_SP_PORT, ba.vc_SCCP:MTP3_SCCP_PORT);