diff --git a/tests/Math/BigInteger/BigIntegerTest.php b/tests/Math/BigInteger/BigIntegerTest.php
new file mode 100644
index 00000000..e13fd22d
--- /dev/null
+++ b/tests/Math/BigInteger/BigIntegerTest.php
@@ -0,0 +1,11 @@
+<?php
+/**
+ * @author     Andreas Fischer <bantu@phpbb.com>
+ * @copyright  MMXIII Andreas Fischer
+ * @license    http://www.opensource.org/licenses/mit-license.html  MIT License
+ */
+
+class Math_BigInteger_BigIntegerTest extends Math_BigInteger_TestCase
+{
+
+}
diff --git a/tests/Math/BigIntegerTest.php b/tests/Math/BigInteger/TestCase.php
similarity index 98%
rename from tests/Math/BigIntegerTest.php
rename to tests/Math/BigInteger/TestCase.php
index 1317609f..793b32b7 100644
--- a/tests/Math/BigIntegerTest.php
+++ b/tests/Math/BigInteger/TestCase.php
@@ -5,7 +5,7 @@
  * @license    http://www.opensource.org/licenses/mit-license.html  MIT License
  */
 
-class Math_BigIntegerTest extends PHPUnit_Framework_TestCase
+abstract class Math_BigInteger_TestCase extends PHPUnit_Framework_TestCase
 {
 	public function getInstance($x = 0, $base = 10)
 	{