diff --git a/src/CurlMulti.php b/src/CurlMulti.php
index 75e5a6b..a16fcea 100644
--- a/src/CurlMulti.php
+++ b/src/CurlMulti.php
@@ -20,10 +20,10 @@ class CurlMulti
     private $using = array();
 
     /** @var CopyRequest[] */
-    private $requests;
+    private $requests = array();
 
     /** @var CopyRequest[] */
-    private $runningRequests;
+    private $runningRequests = array();
 
     /** @var bool */
     private $permanent = true;
diff --git a/tests/unit/CurlMultiTest.php b/tests/unit/CurlMultiTest.php
index b22dc3f..0318464 100644
--- a/tests/unit/CurlMultiTest.php
+++ b/tests/unit/CurlMultiTest.php
@@ -71,4 +71,13 @@ public function testWait()
         $content = stream_get_contents($tmpfile);
         $this->assertEmpty($content);
     }
+
+    public function testCountable() {
+        $multi = new CurlMulti;
+        // Both of the methods are using the class properties that are defined as "null" initially and if we'll
+        // pass that state to "count()" the "Parameter must be an array or an object that implements Countable"
+        // error will be thrown.
+        $multi->setupEventLoop();
+        $multi->remain();
+    }
 }