diff --git a/tester/call_tester.c b/tester/call_tester.c
index dc8512f61..ad703753e 100644
--- a/tester/call_tester.c
+++ b/tester/call_tester.c
@@ -1981,15 +1981,13 @@ static void simple_conference_base(LinphoneCoreManager* marie, LinphoneCoreManag
 
 	CU_ASSERT_PTR_NOT_NULL_FATAL(marie_call_laure);
 	linphone_core_add_to_conference(marie->lc,marie_call_laure);
-	CU_ASSERT_TRUE(wait_for(marie->lc,laure->lc,&marie->stat.number_of_LinphoneCallUpdating,initial_marie_stat.number_of_LinphoneCallUpdating+1));
-
-
+	CU_ASSERT_TRUE(wait_for_list(lcs,&marie->stat.number_of_LinphoneCallUpdating,initial_marie_stat.number_of_LinphoneCallUpdating+1,5000));
 
 	linphone_core_add_to_conference(marie->lc,marie_call_pauline);
 
 	CU_ASSERT_TRUE(wait_for_list(lcs,&marie->stat.number_of_LinphoneCallResuming,initial_marie_stat.number_of_LinphoneCallResuming+1,2000));
 
-	CU_ASSERT_TRUE(wait_for_list(lcs,&pauline->stat.number_of_LinphoneCallStreamsRunning,initial_pauline_stat.number_of_LinphoneCallStreamsRunning+1,2000));
+	CU_ASSERT_TRUE(wait_for_list(lcs,&pauline->stat.number_of_LinphoneCallStreamsRunning,initial_pauline_stat.number_of_LinphoneCallStreamsRunning+1,5000));
 	CU_ASSERT_TRUE(wait_for_list(lcs,&laure->stat.number_of_LinphoneCallStreamsRunning,initial_laure_stat.number_of_LinphoneCallStreamsRunning+1,2000));
 	CU_ASSERT_TRUE(wait_for_list(lcs,&marie->stat.number_of_LinphoneCallStreamsRunning,initial_marie_stat.number_of_LinphoneCallStreamsRunning+2,3000));