diff --git a/src/Symfony/Component/Form/Extension/Core/DataTransformer/ChoiceToBooleanArrayTransformer.php b/src/Symfony/Component/Form/Extension/Core/DataTransformer/ChoiceToBooleanArrayTransformer.php
index b8aa95effc..12e1efd081 100644
--- a/src/Symfony/Component/Form/Extension/Core/DataTransformer/ChoiceToBooleanArrayTransformer.php
+++ b/src/Symfony/Component/Form/Extension/Core/DataTransformer/ChoiceToBooleanArrayTransformer.php
@@ -56,10 +56,10 @@ class ChoiceToBooleanArrayTransformer implements DataTransformerInterface
             throw new TransformationFailedException('Can not get the choice list', $e->getCode(), $e);
         }
 
-        $index = current($this->choiceList->getIndicesForChoices(array($choice)));
+        $valueMap = array_flip($this->choiceList->getValuesForChoices(array($choice)));
 
         foreach ($values as $i => $value) {
-            $values[$i] = $i === $index;
+            $values[$i] = isset($valueMap[$value]);
         }
 
         return $values;
diff --git a/src/Symfony/Component/Form/Extension/Core/DataTransformer/ChoicesToBooleanArrayTransformer.php b/src/Symfony/Component/Form/Extension/Core/DataTransformer/ChoicesToBooleanArrayTransformer.php
index 0c2ea3a394..d3b8cc345b 100644
--- a/src/Symfony/Component/Form/Extension/Core/DataTransformer/ChoicesToBooleanArrayTransformer.php
+++ b/src/Symfony/Component/Form/Extension/Core/DataTransformer/ChoicesToBooleanArrayTransformer.php
@@ -58,10 +58,10 @@ class ChoicesToBooleanArrayTransformer implements DataTransformerInterface
             throw new TransformationFailedException('Can not get the choice list', $e->getCode(), $e);
         }
 
-        $indexMap = array_flip($this->choiceList->getIndicesForChoices($array));
+        $valueMap = array_flip($this->choiceList->getValuesForChoices($array));
 
         foreach ($values as $i => $value) {
-            $values[$i] = isset($indexMap[$i]);
+            $values[$i] = isset($valueMap[$value]);
         }
 
         return $values;
diff --git a/src/Symfony/Component/Form/Extension/Core/Type/ChoiceType.php b/src/Symfony/Component/Form/Extension/Core/Type/ChoiceType.php
index 28327b6291..2f65199692 100644
--- a/src/Symfony/Component/Form/Extension/Core/Type/ChoiceType.php
+++ b/src/Symfony/Component/Form/Extension/Core/Type/ChoiceType.php
@@ -104,7 +104,7 @@ class ChoiceType extends AbstractType
 
         // Check if the choices already contain the empty value
         // Only add the empty value option if this is not the case
-        if (0 === count($options['choice_list']->getIndicesForValues(array('')))) {
+        if (0 === count($options['choice_list']->getChoicesForValues(array('')))) {
             $view->vars['empty_value'] = $options['empty_value'];
         }