diff --git a/lib/XPathAbstract.php b/lib/XPathAbstract.php
index 27d6e1a1..05929322 100644
--- a/lib/XPathAbstract.php
+++ b/lib/XPathAbstract.php
@@ -388,7 +388,7 @@ abstract class XPathAbstract extends BridgeAbstract
         libxml_use_internal_errors(false);
 
         // fix relative links
-        defaultLinkTo($webPageHtml, $this->feedUri);
+        defaultLinkTo($webPageHtml, $webPageHtml->baseURI ?? $this->feedUri);
 
         $xpath = new \DOMXPath($webPageHtml);