--- a/UI/Previewers/PreviewerHTML.py	Tue May 01 12:04:30 2018 +0200
+++ b/UI/Previewers/PreviewerHTML.py	Sat Jun 02 12:44:41 2018 +0200
@@ -329,9 +329,10 @@
         """
         Private slot handling the clicking of a link.
         
-        @param url url of the clicked link (QUrl)
+        @param url URL of the clicked link
+        @type QUrl
         """
-        e5App().getObject("UserInterface").launchHelpViewer(url.toString())
+        e5App().getObject("UserInterface").launchHelpViewer(url)
     
     def __execJavaScript(self, script):
         """