diff --git a/Resources/assistant_linphone_create.rc b/Resources/assistant_linphone_create.rc
index bf449993e..eaf8392eb 100644
--- a/Resources/assistant_linphone_create.rc
+++ b/Resources/assistant_linphone_create.rc
@@ -15,6 +15,7 @@
sip.linphone.org
nat_policy_default_values
1
+ sip:conference-factory@sip.linphone.org
diff --git a/Resources/assistant_linphone_existing.rc b/Resources/assistant_linphone_existing.rc
index beb34acf7..826dcfc36 100644
--- a/Resources/assistant_linphone_existing.rc
+++ b/Resources/assistant_linphone_existing.rc
@@ -15,6 +15,7 @@
sip.linphone.org
nat_policy_default_values
1
+ sip:conference-factory@sip.linphone.org