diff --git a/src/Ary.php b/src/Ary.php
index 66f4ab1..d3d751c 100644
--- a/src/Ary.php
+++ b/src/Ary.php
@@ -146,7 +146,7 @@ class Ary implements ArrayAccess, Countable, IteratorAggregate, JsonSerializable
      */
     public function jsonSerialize()
     {
-        return $this->jsonSerialize();
+        return $this->all();
     }
 
     /**
diff --git a/test/Test.php b/test/Test.php
index 779b318..6ad9a6c 100644
--- a/test/Test.php
+++ b/test/Test.php
@@ -47,6 +47,7 @@ class Test extends PHPUnit_Framework_TestCase
     {
         return array(
             array('', ''),
+            array(null, null),
             array(['ali', 'reza', 'mohammad'], ['ali', 'reza', 'mohammad']),
             array(['name' => 'ali', 'lastname' => 'reza', 'age' => 30], ['name' => 'ali', 'lastname' => 'reza', 'age' => 30]),
             array((object)['name' => 'ali', 'lastname' => 'reza', 'age' => 30], (object)['name' => 'ali', 'lastname' => 'reza', 'age' => 30]),
@@ -118,6 +119,14 @@ class Test extends PHPUnit_Framework_TestCase
 
     }
 
+    /**
+     * @dataProvider various
+     */
+    public function testJsonSerialize($original, $expected)
+    {
+        $this->assertEquals(json_encode(new Ary($original)), json_encode((array)$original));
+    }
+
 //    public function testOffsetExists()
 //    {
 //        $parameters = array(7,8,9,4);