diff --git a/mobile/src/main/java/be/mygod/vpnhotspot/net/wifi/configuration/WifiApDialogFragment.kt b/mobile/src/main/java/be/mygod/vpnhotspot/net/wifi/configuration/WifiApDialogFragment.kt
index 61a84966..39db0c27 100644
--- a/mobile/src/main/java/be/mygod/vpnhotspot/net/wifi/configuration/WifiApDialogFragment.kt
+++ b/mobile/src/main/java/be/mygod/vpnhotspot/net/wifi/configuration/WifiApDialogFragment.kt
@@ -168,7 +168,7 @@ class WifiApDialogFragment : AlertDialogFragment<WifiApDialogFragment.Arg, WifiA
         dialogView.password_wrapper.error = if (passwordValid) null else {
             requireContext().getString(R.string.credentials_password_too_short)
         }
-        (dialog as AlertDialog).getButton(DialogInterface.BUTTON_POSITIVE).isEnabled = ssidValid && passwordValid
+        (dialog as? AlertDialog)?.getButton(DialogInterface.BUTTON_POSITIVE)?.isEnabled = ssidValid && passwordValid
     }
 
     override fun onTextChanged(s: CharSequence, start: Int, before: Int, count: Int) { }