diff --git a/tests/Rhumsaa/Uuid/TestCase.php b/tests/Rhumsaa/Uuid/TestCase.php
deleted file mode 100644
index 6b20100..0000000
--- a/tests/Rhumsaa/Uuid/TestCase.php
+++ /dev/null
@@ -1,17 +0,0 @@
-<?php
-namespace Rhumsaa\Uuid;
-
-class TestCase extends \PHPUnit_Framework_TestCase
-{
-    /**
-     * If the system is 32-bit, this will mark a test as skipped
-     */
-    protected function skip64BitTest()
-    {
-        if (PHP_INT_SIZE == 4) {
-            $this->markTestSkipped(
-                'Skipping test that can run only on a 64-bit build of PHP.'
-            );
-        }
-    }
-}
diff --git a/tests/Rhumsaa/Uuid/UuidTest.php b/tests/Rhumsaa/Uuid/UuidTest.php
index 7eff55d..8ddb216 100644
--- a/tests/Rhumsaa/Uuid/UuidTest.php
+++ b/tests/Rhumsaa/Uuid/UuidTest.php
@@ -1,9 +1,7 @@
 <?php
 namespace Rhumsaa\Uuid;
 
-require 'TestCase.php';
-
-class UuidTest extends TestCase
+class UuidTest extends \PHPUnit_Framework_TestCase
 {
     protected function setUp()
     {
@@ -13,6 +11,18 @@ class UuidTest extends TestCase
         Uuid::$ignoreSystemNode = false;
     }
 
+    /**
+     * If the system is 32-bit, this will mark a test as skipped
+     */
+    protected function skip64BitTest()
+    {
+        if (PHP_INT_SIZE == 4) {
+            $this->markTestSkipped(
+                'Skipping test that can run only on a 64-bit build of PHP.'
+            );
+        }
+    }
+
     /**
      * @covers Rhumsaa\Uuid\Uuid::fromString
      * @covers Rhumsaa\Uuid\Uuid::__construct