diff --git a/lib/internal/Magento/Framework/View/Element/Html/Link/Current.php b/lib/internal/Magento/Framework/View/Element/Html/Link/Current.php
index d5da6cefae5b9..d18221578bb92 100644
--- a/lib/internal/Magento/Framework/View/Element/Html/Link/Current.php
+++ b/lib/internal/Magento/Framework/View/Element/Html/Link/Current.php
@@ -60,13 +60,14 @@ public function getHref()
      * Get current mca
      *
      * @return string
+     * @SuppressWarnings(PHPMD.RequestAwareBlockMethod)
      */
     private function getMca()
     {
         $routeParts = [
-            $this->_request->getModuleName(),
-            $this->_request->getControllerName(),
-            $this->_request->getActionName(),
+            (string)$this->_request->getModuleName(),
+            (string)$this->_request->getControllerName(),
+            (string)$this->_request->getActionName(),
         ];
 
         $parts = [];