diff --git a/View/Helper/MenuBuilderHelper.php b/View/Helper/MenuBuilderHelper.php
index 61a50a6..9b957ae 100644
--- a/View/Helper/MenuBuilderHelper.php
+++ b/View/Helper/MenuBuilderHelper.php
@@ -224,7 +224,7 @@ protected function _buildItem(&$item, $pos = -1, &$isActive = false) {
 		$check = false;
 		if (isset($item['url'])) {
 			if ($item['partialMatch']) {
-				$check = (strpos(Router::normalize($this->request->here), Router::normalize($item['url'])) === 0);
+				$check = preg_match('#^' . Router::normalize($item['url']) . '(/.*)?$#', Router::normalize($this->request->here));
 			} else {
 				$check = Router::normalize($this->request->here) === Router::normalize($item['url']);
 			}