diff --git a/phpunit.xml.dist b/phpunit.xml.dist
index 50421ec..e8e8560 100644
--- a/phpunit.xml.dist
+++ b/phpunit.xml.dist
@@ -10,7 +10,6 @@
 	<testsuites>
 		<testsuite name="testing">
 			<directory prefix="test-" suffix=".php">./tests/</directory>
-			<exclude>./tests/test-sample.php</exclude>
 		</testsuite>
 	</testsuites>
 </phpunit>
diff --git a/tests/test-sample.php b/tests/test-class-sample.php
similarity index 85%
rename from tests/test-sample.php
rename to tests/test-class-sample.php
index 0ab7270..3e9bf11 100755
--- a/tests/test-sample.php
+++ b/tests/test-class-sample.php
@@ -8,7 +8,7 @@
 /**
  * Sample test case.
  */
-class SampleTest extends WP_UnitTestCase {
+class Test_Sample extends WP_UnitTestCase {
 
 	/**
 	 * A single example test.