diff --git a/src/com/android/phone/PhoneInterfaceManager.java b/src/com/android/phone/PhoneInterfaceManager.java
index 0b3a80b..d1202f1 100644
--- a/src/com/android/phone/PhoneInterfaceManager.java
+++ b/src/com/android/phone/PhoneInterfaceManager.java
@@ -2759,7 +2759,7 @@
         TelecomManager telecomManager = TelecomManager.from(mPhone.getContext());
         TelephonyManager telephonyManager =
                 (TelephonyManager) mPhone.getContext().getSystemService(Context.TELEPHONY_SERVICE);
-        return !telephonyManager.isMultiSimEnabled() && telecomManager.isTtySupported();
+        return telecomManager.isTtySupported();
     }
 
     @Override