diff --git a/src/Generator/Instantiator/Chainable/StaticFactoryInstantiator.php b/src/Generator/Instantiator/Chainable/StaticFactoryInstantiator.php
index eec34bd85..11bcbd7ab 100644
--- a/src/Generator/Instantiator/Chainable/StaticFactoryInstantiator.php
+++ b/src/Generator/Instantiator/Chainable/StaticFactoryInstantiator.php
@@ -47,7 +47,7 @@ protected function createInstance(FixtureInterface $fixture)
             $arguments = [];
         }
 
-        $instance = $factory::$method(...$arguments);
+        $instance = $factory::$method(...array_values($arguments));
         if (false === $instance instanceof $class) {
             throw InstantiationExceptionFactory::createForInvalidInstanceType($fixture, $instance);
         }
diff --git a/tests/Generator/Instantiator/Chainable/StaticFactoryInstantiatorTest.php b/tests/Generator/Instantiator/Chainable/StaticFactoryInstantiatorTest.php
index 844db798c..b73dfd7c1 100644
--- a/tests/Generator/Instantiator/Chainable/StaticFactoryInstantiatorTest.php
+++ b/tests/Generator/Instantiator/Chainable/StaticFactoryInstantiatorTest.php
@@ -137,6 +137,27 @@ public function testInstantiatesObjectWithFactoryAndArguments()
         $this->assertEquals($expected, $actual);
     }
 
+    public function testInstantiatesObjectWithFactoryAndNamedArguments()
+    {
+        $fixture = new SimpleFixture(
+            'dummy',
+            DummyWithNamedConstructorAndOptionalParameters::class,
+            SpecificationBagFactory::create(
+                new MethodCallWithReference(
+                    new StaticReference(DummyWithNamedConstructorAndOptionalParameters::class),
+                    'namedConstruct',
+                    ['param' => 10]
+                )
+            )
+        );
+        $set = $this->instantiator->instantiate($fixture, ResolvedFixtureSetFactory::create(), new GenerationContext());
+
+        $expected = DummyWithNamedConstructorAndOptionalParameters::namedConstruct(10);
+        $actual = $set->getObjects()->get($fixture)->getInstance();
+
+        $this->assertEquals($expected, $actual);
+    }
+
     /**
      * @expectedException \Nelmio\Alice\Throwable\Exception\Generator\Instantiator\InstantiationException
      * @expectedExceptionMessage Could not instantiate fixture "dummy".