diff --git a/Form/DoctrineOrmTypeGuesser.php b/Form/DoctrineOrmTypeGuesser.php
index 9abe5f5..3a329c3 100644
--- a/Form/DoctrineOrmTypeGuesser.php
+++ b/Form/DoctrineOrmTypeGuesser.php
@@ -19,13 +19,19 @@ class DoctrineOrmTypeGuesser extends BaseDoctrineOrmTypeGuesser
     public function guessType($class, $property)
     {
         if (!$ret = $this->getMetadata($class)) {
-            return new TypeGuess('text', [], Guess::LOW_CONFIDENCE);
+            $type = method_exists('Symfony\Component\Form\AbstractType', 'getBlockPrefix')
+                ? 'Symfony\Component\Form\Extension\Core\Type\TextType'
+                : 'text';
+            return new TypeGuess($type, [], Guess::LOW_CONFIDENCE);
         }
 
         $metadata = $ret[0];
 
         if ('simple_array' == $metadata->getTypeOfField($property)) {
-            return new TypeGuess('simple_array', [], Guess::MEDIUM_CONFIDENCE);
+            $type = method_exists('Symfony\Component\Form\AbstractType', 'getBlockPrefix')
+                ? 'EmanueleMinotto\SimpleArrayBundle\Form\Type\SimpleArrayType'
+                : 'simple_array';
+            return new TypeGuess($type, [], Guess::MEDIUM_CONFIDENCE);
         }
 
         return parent::guessType($class, $property);
diff --git a/Form/Type/SimpleArrayType.php b/Form/Type/SimpleArrayType.php
index 145c7fc..535a2da 100644
--- a/Form/Type/SimpleArrayType.php
+++ b/Form/Type/SimpleArrayType.php
@@ -35,7 +35,7 @@ public function buildForm(FormBuilderInterface $builder, array $options)
      */
     public function getParent()
     {
-        return method_exists(__CLASS__, 'getBlockPrefix')
+        return method_exists('Symfony\Component\Form\AbstractType', 'getBlockPrefix')
             ? 'Symfony\Component\Form\Extension\Core\Type\TextType'
             : 'text';
     }