diff --git a/src/Symfony/Component/Translation/PluralizationRules.php b/src/Symfony/Component/Translation/PluralizationRules.php
index 6d91da7fc6..8b02773b58 100644
--- a/src/Symfony/Component/Translation/PluralizationRules.php
+++ b/src/Symfony/Component/Translation/PluralizationRules.php
@@ -132,6 +132,7 @@ class PluralizationRules
             case 'fr':
             case 'gun':
             case 'hi':
+            case 'hy':
             case 'ln':
             case 'mg':
             case 'nso':
diff --git a/src/Symfony/Component/Translation/Tests/PluralizationRulesTest.php b/src/Symfony/Component/Translation/Tests/PluralizationRulesTest.php
index 066e07f5ab..43c31672c2 100644
--- a/src/Symfony/Component/Translation/Tests/PluralizationRulesTest.php
+++ b/src/Symfony/Component/Translation/Tests/PluralizationRulesTest.php
@@ -61,7 +61,7 @@ class PluralizationRulesTest extends \PHPUnit_Framework_TestCase
     {
         return array(
             array('1', array('ay','bo', 'cgg','dz','id', 'ja', 'jbo', 'ka','kk','km','ko','ky')),
-            array('2', array('nl', 'fr', 'en', 'de', 'de_GE')),
+            array('2', array('nl', 'fr', 'en', 'de', 'de_GE', 'hy', 'hy_AM')),
             array('3', array('be','bs','cs','hr')),
             array('4', array('cy','mt', 'sl')),
             array('5', array()),