diff --git a/src/Bundle/ChillBudgetBundle/Form/ChargeType.php b/src/Bundle/ChillBudgetBundle/Form/ChargeType.php
index a13b0d4c4..1e054d86b 100644
--- a/src/Bundle/ChillBudgetBundle/Form/ChargeType.php
+++ b/src/Bundle/ChillBudgetBundle/Form/ChargeType.php
@@ -45,6 +45,7 @@ class ChargeType extends AbstractType
             ->add('type', ChoiceType::class, [
                 'choices' => $this->getTypes(),
                 'placeholder' => 'Choose a charge type',
+                'attr' => ['class' => ' select2 '],
             ])
             ->add('amount', MoneyType::class)
             ->add('comment', TextareaType::class, [
diff --git a/src/Bundle/ChillBudgetBundle/Form/ResourceType.php b/src/Bundle/ChillBudgetBundle/Form/ResourceType.php
index 10f2d8677..51e3f6799 100644
--- a/src/Bundle/ChillBudgetBundle/Form/ResourceType.php
+++ b/src/Bundle/ChillBudgetBundle/Form/ResourceType.php
@@ -45,6 +45,7 @@ class ResourceType extends AbstractType
                 'choices' => $this->getTypes(),
                 'placeholder' => 'Choose a resource type',
                 'label' => 'Resource element type',
+                'attr' => ['class' => ' select2 '],
             ])
             ->add('amount', MoneyType::class)
             ->add('comment', TextareaType::class, [