-               //Add extra profile field
-               if (!empty($options['profile'])) {
-                       $form->add('profile', UrlType::class, ['attr' => ['placeholder' => 'Your profile'], 'required' => false]);
+               //Add extra pseudonym field
+               if (!empty($options['pseudonym'])) {
+                       $form->add('pseudonym', TextType::class, ['attr' => ['placeholder' => 'Your pseudonym'], 'constraints' => [new NotBlank(['message' => 'Please provide your pseudonym'])]]);
+               }
+
+               //Add extra slug field
+               if (!empty($options['slug'])) {
+                       $form->add('slug', TextType::class, ['attr' => ['placeholder' => 'Your slug'], 'required' => false]);