diff --git a/src/Symfony/Component/DependencyInjection/Exception/InvalidParameterTypeException.php b/src/Symfony/Component/DependencyInjection/Exception/InvalidParameterTypeException.php
index 05fdb4a779..f6f12ad604 100644
--- a/src/Symfony/Component/DependencyInjection/Exception/InvalidParameterTypeException.php
+++ b/src/Symfony/Component/DependencyInjection/Exception/InvalidParameterTypeException.php
@@ -23,7 +23,8 @@ class InvalidParameterTypeException extends InvalidArgumentException
     {
         $acceptedType = $parameter->getType();
         $acceptedType = $acceptedType instanceof \ReflectionNamedType ? $acceptedType->getName() : (string) $acceptedType;
+        $this->code = $type;
 
-        parent::__construct(sprintf('Invalid definition for service "%s": argument %d of "%s::%s" accepts "%s", "%s" passed.', $serviceId, 1 + $parameter->getPosition(), $parameter->getDeclaringClass()->getName(), $parameter->getDeclaringFunction()->getName(), $acceptedType, $type), $type);
+        parent::__construct(sprintf('Invalid definition for service "%s": argument %d of "%s::%s" accepts "%s", "%s" passed.', $serviceId, 1 + $parameter->getPosition(), $parameter->getDeclaringClass()->getName(), $parameter->getDeclaringFunction()->getName(), $acceptedType, $type));
     }
 }