diff --git a/composer.json b/composer.json
index a961ea4..65f6a76 100644
--- a/composer.json
+++ b/composer.json
@@ -9,7 +9,8 @@
         }
     ],
     "require": {
-        "phpunit/phpunit": "~5"
+        "phpunit/phpunit": "~5.7.0",
+        "mockery/mockery": "^1.2"
     },
     "autoload": {
         "psr-4": {
diff --git a/tests/FactoryMethodText.php b/tests/FactoryMethodTest.php
similarity index 94%
rename from tests/FactoryMethodText.php
rename to tests/FactoryMethodTest.php
index d727107..d0190dd 100644
--- a/tests/FactoryMethodText.php
+++ b/tests/FactoryMethodTest.php
@@ -14,7 +14,7 @@
 use Sockstack\DesignPattern\FactoryMethod\Sample\Implemention\Taxi;
 use Sockstack\DesignPattern\FactoryMethod\Sample\Implemention\TaxiFactory;
 
-class FactoryMethodText extends TestCase
+class FactoryMethodTest extends TestCase
 {
     public function testFactoryMethod()
     {