diff --git a/src/Symfony/Component/Validator/ConstraintViolation.php b/src/Symfony/Component/Validator/ConstraintViolation.php
index 7eec001587..e65cb4906a 100644
--- a/src/Symfony/Component/Validator/ConstraintViolation.php
+++ b/src/Symfony/Component/Validator/ConstraintViolation.php
@@ -84,7 +84,7 @@ class ConstraintViolation implements ConstraintViolationInterface
             $class .= '.';
         }
 
-        if ('' !== $code = $this->code) {
+        if ('' !== $code = (string) $this->code) {
             $code = ' (code '.$code.')';
         }
 
diff --git a/src/Symfony/Component/Validator/Tests/ConstraintViolationTest.php b/src/Symfony/Component/Validator/Tests/ConstraintViolationTest.php
index d38431b640..3b9690b8d0 100644
--- a/src/Symfony/Component/Validator/Tests/ConstraintViolationTest.php
+++ b/src/Symfony/Component/Validator/Tests/ConstraintViolationTest.php
@@ -109,10 +109,6 @@ EOF;
         $this->assertSame($expected, (string) $violation);
     }
 
-    /**
-     * @group legacy
-     * @expectedDeprecation Not using a string as the error code in Symfony\Component\Validator\ConstraintViolation::__construct() is deprecated since Symfony 4.4. A type-hint will be added in 5.0.
-     */
     public function testNonStringCode()
     {
         $violation = new ConstraintViolation(
@@ -126,6 +122,6 @@ EOF;
             42
         );
 
-        self::assertSame(42, $violation->getCode());
+        self::assertSame('42', $violation->getCode());
     }
 }
diff --git a/src/Symfony/Component/Validator/Tests/Violation/ConstraintViolationBuilderTest.php b/src/Symfony/Component/Validator/Tests/Violation/ConstraintViolationBuilderTest.php
index 622bcbd8c9..c82f2a1d9f 100644
--- a/src/Symfony/Component/Validator/Tests/Violation/ConstraintViolationBuilderTest.php
+++ b/src/Symfony/Component/Validator/Tests/Violation/ConstraintViolationBuilderTest.php
@@ -19,11 +19,6 @@ use Symfony\Component\Validator\Violation\ConstraintViolationBuilder;
 
 class ConstraintViolationBuilderTest extends TestCase
 {
-    /**
-     * @group legacy
-     * @expectedDeprecation Not using a string as the error code in Symfony\Component\Validator\Violation\ConstraintViolationBuilder::setCode() is deprecated since Symfony 4.4. A type-hint will be added in 5.0.
-     * @expectedDeprecation Not using a string as the error code in Symfony\Component\Validator\ConstraintViolation::__construct() is deprecated since Symfony 4.4. A type-hint will be added in 5.0.
-     */
     public function testNonStringCode()
     {
         $constraintViolationList = new ConstraintViolationList();
@@ -31,6 +26,6 @@ class ConstraintViolationBuilderTest extends TestCase
             ->setCode(42)
             ->addViolation();
 
-        self::assertSame(42, $constraintViolationList->get(0)->getCode());
+        self::assertSame('42', $constraintViolationList->get(0)->getCode());
     }
 }