diff --git a/src/Symfony/Bundle/Test/Constraint/ArraySubsetTrait.php b/src/Symfony/Bundle/Test/Constraint/ArraySubsetTrait.php
index a70dbd165a2..12acdc6dc40 100644
--- a/src/Symfony/Bundle/Test/Constraint/ArraySubsetTrait.php
+++ b/src/Symfony/Bundle/Test/Constraint/ArraySubsetTrait.php
@@ -14,6 +14,7 @@
 namespace ApiPlatform\Symfony\Bundle\Test\Constraint;
 
 use SebastianBergmann\Comparator\ComparisonFailure;
+use SebastianBergmann\Exporter\Exporter;
 
 /**
  * Constraint that asserts that the array it is evaluated for has a specified subset.
@@ -67,7 +68,7 @@ private function _evaluate($other, string $description = '', bool $returnResult
      */
     public function toString(): string
     {
-        return 'has the subset '.$this->exporter()->export($this->subset);
+        return 'has the subset '.(new Exporter())->export($this->subset);
     }
 
     /**