diff --git a/src/Execution.php b/src/Execution.php
index 7ffc945d..a3ebc01c 100644
--- a/src/Execution.php
+++ b/src/Execution.php
@@ -171,7 +171,6 @@ private function resetAssertions(int $originalCount): void
         $reflector = new ReflectionClass(Assert::class);
         $property = $reflector->getProperty('count');
 
-        // @phpstan-ignore-next-line
-        $property->setValue(Assert::class, $originalCount);
+        $property->setValue(null, $originalCount);
     }
 }