diff --git a/app/src/main/java/org/linphone/ui/assistant/fragment/ThirdPartySipAccountLoginFragment.kt b/app/src/main/java/org/linphone/ui/assistant/fragment/ThirdPartySipAccountLoginFragment.kt
index e66960ba8..b91cf4ebf 100644
--- a/app/src/main/java/org/linphone/ui/assistant/fragment/ThirdPartySipAccountLoginFragment.kt
+++ b/app/src/main/java/org/linphone/ui/assistant/fragment/ThirdPartySipAccountLoginFragment.kt
@@ -87,6 +87,7 @@ class ThirdPartySipAccountLoginFragment : Fragment() {
         adapter.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item)
         binding.transport.adapter = adapter
         binding.transport.onItemSelectedListener = dropdownListener
+        binding.transport.setSelection(viewModel.availableTransports.size - 1)
 
         binding.viewModel = viewModel
 
diff --git a/app/src/main/java/org/linphone/ui/assistant/viewmodel/ThirdPartySipAccountLoginViewModel.kt b/app/src/main/java/org/linphone/ui/assistant/viewmodel/ThirdPartySipAccountLoginViewModel.kt
index eb5cb7a90..dc139f534 100644
--- a/app/src/main/java/org/linphone/ui/assistant/viewmodel/ThirdPartySipAccountLoginViewModel.kt
+++ b/app/src/main/java/org/linphone/ui/assistant/viewmodel/ThirdPartySipAccountLoginViewModel.kt
@@ -137,7 +137,6 @@ class ThirdPartySipAccountLoginViewModel @UiThread constructor() : ViewModel() {
         availableTransports.add(UDP)
         availableTransports.add(TCP)
         availableTransports.add(TLS)
-        transport.value = TLS
     }
 
     @UiThread