diff --git a/Classes/LinphoneManager.m b/Classes/LinphoneManager.m
index a61a9af80..a0e566802 100644
--- a/Classes/LinphoneManager.m
+++ b/Classes/LinphoneManager.m
@@ -515,7 +515,8 @@ static void migrateWizardToAssistant(const char *entry, void *user_data) {
 }
 
 - (void)migrationFromVersion2To3 {
-	lp_config_for_each_entry(_configDb, "wizard", migrateWizardToAssistant, (__bridge void *)(self));
+	// DONT DO THAT!
+	//	lp_config_for_each_entry(_configDb, "wizard", migrateWizardToAssistant, (__bridge void *)(self));
 }
 
 #pragma mark - Linphone Core Functions
diff --git a/Resources/linphonerc-factory b/Resources/linphonerc-factory
index b59c2071e..c7e7fe897 100644
--- a/Resources/linphonerc-factory
+++ b/Resources/linphonerc-factory
@@ -19,7 +19,8 @@ display_filter_auto_rotate=0
 send_logs_include_linphonerc_and_chathistory=0
 
 [assistant]
-username_regex=^[a-z0-9_.\-]*$
+username_length=-1
+password_length=-1
 
 [in_app_purchase]
 enabled=0