diff --git a/src/Symfony/Component/Form/Extension/Core/DataTransformer/ValueToStringTransformer.php b/src/Symfony/Component/Form/Extension/Core/DataTransformer/ValueToStringTransformer.php
index c9538f403208c..37cea839213a4 100644
--- a/src/Symfony/Component/Form/Extension/Core/DataTransformer/ValueToStringTransformer.php
+++ b/src/Symfony/Component/Form/Extension/Core/DataTransformer/ValueToStringTransformer.php
@@ -32,7 +32,7 @@ class ValueToStringTransformer implements DataTransformerInterface
      */
     public function transform($value)
     {
-        if (null === $value) {
+        if (null === $value || false === $value) {
             return '';
         }