diff --git a/Request.php b/Request.php
index 5fa7c07a4..617628aa6 100644
--- a/Request.php
+++ b/Request.php
@@ -382,7 +382,7 @@ public static function create(string $uri, string $method = 'GET', array $parame
      */
     public static function setFactory(?callable $callable): void
     {
-        self::$requestFactory = $callable;
+        self::$requestFactory = null === $callable ? null : $callable(...);
     }
 
     /**
diff --git a/Tests/RequestTest.php b/Tests/RequestTest.php
index ad5b29850..68cb6ee43 100644
--- a/Tests/RequestTest.php
+++ b/Tests/RequestTest.php
@@ -2197,6 +2197,23 @@ public function testFactory()
         Request::setFactory(null);
     }
 
+    public function testFactoryCallable()
+    {
+        $requestFactory = new class {
+            public function createRequest(): Request
+            {
+                return new NewRequest();
+            }
+        };
+
+        Request::setFactory([$requestFactory, 'createRequest']);
+
+        $this->assertEquals('foo', Request::create('/')->getFoo());
+
+        Request::setFactory(null);
+
+    }
+
     /**
      * @dataProvider getLongHostNames
      */