diff --git a/bsc/BSC_Tests_CBSP.ttcn b/bsc/BSC_Tests_CBSP.ttcn
index b291546..5f470ab 100644
--- a/bsc/BSC_Tests_CBSP.ttcn
+++ b/bsc/BSC_Tests_CBSP.ttcn
@@ -800,8 +800,8 @@
 	/* expect to receive it once on the BTS */
 	var template (present) RSL_Message tr := f_page2rsl(pages[0], g_cbsp_msg_id, g_cbsp_ser_no);
 	IPA_RSL[0].receive(tr_ASP_RSL_UD(tr));
-	/* kill it, expecting non-empty completion list */
-	f_cbsp_kill(g_cbsp_msg_id, g_cbsp_ser_no, 0, cell_list, success_list:=?, compl_list:=?, fail_list:=omit);
+	/* kill it, expecting non-empty completion list; success must be empty in case of CBS! */
+	f_cbsp_kill(g_cbsp_msg_id, g_cbsp_ser_no, 0, cell_list, success_list:=omit, compl_list:=?, fail_list:=omit);
 }
 
 /* Write a message, then reset all messages */