diff --git a/src/Symfony/Component/Validator/Tests/Constraints/NotBlankValidatorTest.php b/src/Symfony/Component/Validator/Tests/Constraints/NotBlankValidatorTest.php
index 26dd57064e..8ae7247ccb 100644
--- a/src/Symfony/Component/Validator/Tests/Constraints/NotBlankValidatorTest.php
+++ b/src/Symfony/Component/Validator/Tests/Constraints/NotBlankValidatorTest.php
@@ -13,6 +13,7 @@ namespace Symfony\Component\Validator\Tests\Constraints;
 
 use Symfony\Component\Validator\Constraints\NotBlank;
 use Symfony\Component\Validator\Constraints\NotBlankValidator;
+use Symfony\Component\Validator\Validation;
 
 class NotBlankValidatorTest extends AbstractConstraintValidatorTest
 {
diff --git a/src/Symfony/Component/Validator/Tests/Constraints/NotNullValidatorTest.php b/src/Symfony/Component/Validator/Tests/Constraints/NotNullValidatorTest.php
index 412b351f5c..61b4e477d2 100644
--- a/src/Symfony/Component/Validator/Tests/Constraints/NotNullValidatorTest.php
+++ b/src/Symfony/Component/Validator/Tests/Constraints/NotNullValidatorTest.php
@@ -13,6 +13,7 @@ namespace Symfony\Component\Validator\Tests\Constraints;
 
 use Symfony\Component\Validator\Constraints\NotNull;
 use Symfony\Component\Validator\Constraints\NotNullValidator;
+use Symfony\Component\Validator\Validation;
 
 class NotNullValidatorTest extends AbstractConstraintValidatorTest
 {
diff --git a/src/Symfony/Component/Validator/Tests/Constraints/NullValidatorTest.php b/src/Symfony/Component/Validator/Tests/Constraints/NullValidatorTest.php
index 0181a915d7..34a9a0352c 100644
--- a/src/Symfony/Component/Validator/Tests/Constraints/NullValidatorTest.php
+++ b/src/Symfony/Component/Validator/Tests/Constraints/NullValidatorTest.php
@@ -13,6 +13,7 @@ namespace Symfony\Component\Validator\Tests\Constraints;
 
 use Symfony\Component\Validator\Constraints\Null;
 use Symfony\Component\Validator\Constraints\NullValidator;
+use Symfony\Component\Validator\Validation;
 
 class NullValidatorTest extends AbstractConstraintValidatorTest
 {
diff --git a/src/Symfony/Component/Validator/Tests/Constraints/RangeValidatorTest.php b/src/Symfony/Component/Validator/Tests/Constraints/RangeValidatorTest.php
index e489d8c44c..71477ad4f1 100644
--- a/src/Symfony/Component/Validator/Tests/Constraints/RangeValidatorTest.php
+++ b/src/Symfony/Component/Validator/Tests/Constraints/RangeValidatorTest.php
@@ -13,6 +13,7 @@ namespace Symfony\Component\Validator\Tests\Constraints;
 
 use Symfony\Component\Validator\Constraints\Range;
 use Symfony\Component\Validator\Constraints\RangeValidator;
+use Symfony\Component\Validator\Validation;
 
 class RangeValidatorTest extends AbstractConstraintValidatorTest
 {
diff --git a/src/Symfony/Component/Validator/Tests/Constraints/RegexValidatorTest.php b/src/Symfony/Component/Validator/Tests/Constraints/RegexValidatorTest.php
index 47201b51c1..70496ae725 100644
--- a/src/Symfony/Component/Validator/Tests/Constraints/RegexValidatorTest.php
+++ b/src/Symfony/Component/Validator/Tests/Constraints/RegexValidatorTest.php
@@ -13,6 +13,7 @@ namespace Symfony\Component\Validator\Tests\Constraints;
 
 use Symfony\Component\Validator\Constraints\Regex;
 use Symfony\Component\Validator\Constraints\RegexValidator;
+use Symfony\Component\Validator\Validation;
 
 class RegexValidatorTest extends AbstractConstraintValidatorTest
 {
diff --git a/src/Symfony/Component/Validator/Tests/Constraints/TimeValidatorTest.php b/src/Symfony/Component/Validator/Tests/Constraints/TimeValidatorTest.php
index d384ebdefc..1afac22209 100644
--- a/src/Symfony/Component/Validator/Tests/Constraints/TimeValidatorTest.php
+++ b/src/Symfony/Component/Validator/Tests/Constraints/TimeValidatorTest.php
@@ -13,6 +13,7 @@ namespace Symfony\Component\Validator\Tests\Constraints;
 
 use Symfony\Component\Validator\Constraints\Time;
 use Symfony\Component\Validator\Constraints\TimeValidator;
+use Symfony\Component\Validator\Validation;
 
 class TimeValidatorTest extends AbstractConstraintValidatorTest
 {
diff --git a/src/Symfony/Component/Validator/Tests/Constraints/TrueValidatorTest.php b/src/Symfony/Component/Validator/Tests/Constraints/TrueValidatorTest.php
index 37de421051..d9efd3954e 100644
--- a/src/Symfony/Component/Validator/Tests/Constraints/TrueValidatorTest.php
+++ b/src/Symfony/Component/Validator/Tests/Constraints/TrueValidatorTest.php
@@ -13,6 +13,7 @@ namespace Symfony\Component\Validator\Tests\Constraints;
 
 use Symfony\Component\Validator\Constraints\True;
 use Symfony\Component\Validator\Constraints\TrueValidator;
+use Symfony\Component\Validator\Validation;
 
 class TrueValidatorTest extends AbstractConstraintValidatorTest
 {
diff --git a/src/Symfony/Component/Validator/Tests/Constraints/TypeValidatorTest.php b/src/Symfony/Component/Validator/Tests/Constraints/TypeValidatorTest.php
index 32227d5dc6..a18213fe45 100644
--- a/src/Symfony/Component/Validator/Tests/Constraints/TypeValidatorTest.php
+++ b/src/Symfony/Component/Validator/Tests/Constraints/TypeValidatorTest.php
@@ -13,6 +13,7 @@ namespace Symfony\Component\Validator\Tests\Constraints;
 
 use Symfony\Component\Validator\Constraints\Type;
 use Symfony\Component\Validator\Constraints\TypeValidator;
+use Symfony\Component\Validator\Validation;
 
 class TypeValidatorTest extends AbstractConstraintValidatorTest
 {