diff --git a/tests/unit/TestCase.php b/tests/unit/TestCase.php
index fa77eab..458c6f3 100644
--- a/tests/unit/TestCase.php
+++ b/tests/unit/TestCase.php
@@ -6,7 +6,7 @@ class TestCase extends \yii\test\TestCase
 {
 	public static $params;
 
-	function getParam($name)
+	public function getParam($name)
 	{
 		if (self::$params === null) {
 			self::$params = require(__DIR__ . '/data/config.php');