diff --git a/tester/presence_server_tester.c b/tester/presence_server_tester.c
index d44a73f65caafddff237ae5d4c42619d2647f0b1..6bd524836834af72b73b3052b972c804d36c6367 100644
--- a/tester/presence_server_tester.c
+++ b/tester/presence_server_tester.c
@@ -140,7 +140,7 @@ static void subscriber_no_longer_reachable(void){
 	lcs = bctbx_list_append(lcs, marie->lc);
 	lcs = bctbx_list_append(lcs, pauline1->lc);
 
-	lp_config_set_int(marie->lc->config, "sip", "subscribe_expires", 40);
+	lp_config_set_int(marie->lc->config, "sip", "subscribe_expires", 60);
 	linphone_core_set_user_agent(marie->lc, "full-presence-support", NULL);
 	linphone_core_set_user_agent(pauline1->lc, "full-presence-support", NULL);