diff --git a/src/ExtEventLoop.php b/src/ExtEventLoop.php
index 4146fc18..4582a38a 100644
--- a/src/ExtEventLoop.php
+++ b/src/ExtEventLoop.php
@@ -36,8 +36,11 @@ final class ExtEventLoop implements LoopInterface
     private $signals;
     private $signalEvents = array();
 
-    public function __construct(EventBaseConfig $config = null)
+    public function __construct()
     {
+        $config = new EventBaseConfig();
+        $config->requireFeatures(EventBaseConfig::FEATURE_FDS);
+
         $this->eventBase = new EventBase($config);
         $this->futureTickQueue = new FutureTickQueue();
         $this->timerEvents = new SplObjectStorage();
diff --git a/tests/ExtEventLoopTest.php b/tests/ExtEventLoopTest.php
index 52c65309..2f88d184 100644
--- a/tests/ExtEventLoopTest.php
+++ b/tests/ExtEventLoopTest.php
@@ -16,13 +16,7 @@ public function createLoop($readStreamCompatible = false)
             $this->markTestSkipped('ext-event tests skipped because ext-event is not installed.');
         }
 
-        $cfg = null;
-        if ($readStreamCompatible) {
-            $cfg = new \EventConfig();
-            $cfg->requireFeatures(\EventConfig::FEATURE_FDS);
-        }
-
-        return new ExtEventLoop($cfg);
+        return new ExtEventLoop();
     }
 
     public function createStream()