diff --git a/core/res/res/values-mcc311-mnc480/config.xml b/core/res/res/values-mcc311-mnc480/config.xml
index 39ea2bf1f5aae..a986b75b9fd56 100755
--- a/core/res/res/values-mcc311-mnc480/config.xml
+++ b/core/res/res/values-mcc311-mnc480/config.xml
@@ -46,7 +46,7 @@
     <!-- Flag specifying whether VT should be available for carrier: independent of
          carrier provisioning. If false: hard disabled. If true: then depends on carrier
          provisioning, availability etc -->
-    <bool name="config_carrier_vt_available">true</bool>
+    <bool name="config_carrier_vt_available">false</bool>
 
     <!-- Flag specifying whether VoLTE availability is based on provisioning -->
     <bool name="config_carrier_volte_provisioned">true</bool>