diff --git a/src/Symfony/Component/OptionsResolver/Tests/OptionsResolverTest.php b/src/Symfony/Component/OptionsResolver/Tests/OptionsResolverTest.php
index 7fcfe2e6d9..941cee5fd4 100644
--- a/src/Symfony/Component/OptionsResolver/Tests/OptionsResolverTest.php
+++ b/src/Symfony/Component/OptionsResolver/Tests/OptionsResolverTest.php
@@ -518,7 +518,9 @@ class OptionsResolverTest extends TestCase
     {
         $count = 0;
         error_clear_last();
-        set_error_handler(function () use (&$count) {
+        set_error_handler(function (int $type) use (&$count) {
+            $this->assertSame(\E_USER_DEPRECATED, $type);
+
             ++$count;
 
             return false;