diff --git a/src/libcharon/sa/ike_sa_manager.c b/src/libcharon/sa/ike_sa_manager.c
index 7c4b692a5..c50c70860 100644
--- a/src/libcharon/sa/ike_sa_manager.c
+++ b/src/libcharon/sa/ike_sa_manager.c
@@ -2015,6 +2015,8 @@ static status_t enforce_replace(private_ike_sa_manager_t *this,
 		 * CHILD_SAs to keep connectivity up. */
 		lib->scheduler->schedule_job(lib->scheduler, (job_t*)
 			delete_ike_sa_job_create(duplicate->get_id(duplicate), TRUE), 10);
+		DBG1(DBG_IKE, "schedule delete of duplicate IKE_SA for peer '%Y' due "
+			 "to uniqueness policy and suspected reauthentication", other);
 		return SUCCESS;
 	}
 	DBG1(DBG_IKE, "deleting duplicate IKE_SA for peer '%Y' due to "