diff --git a/src/org/linphone/LinphoneActivity.java b/src/org/linphone/LinphoneActivity.java
index 8a26ff5b4..aa2c1ad58 100644
--- a/src/org/linphone/LinphoneActivity.java
+++ b/src/org/linphone/LinphoneActivity.java
@@ -224,7 +224,8 @@ public class LinphoneActivity extends LinphoneGenericActivity implements OnClick
 
 				refreshAccounts();
 
-				if(getResources().getBoolean(R.bool.use_phone_number_validation)) {
+				if(getResources().getBoolean(R.bool.use_phone_number_validation)
+						&& proxy.getDomain().equals(getString(R.string.default_domain))) {
 					if (state.equals(RegistrationState.RegistrationOk)) {
 						LinphoneManager.getInstance().isAccountWithAlias();
 					}