diff --git a/src/qml/presenter/PresentationWindow.qml b/src/qml/presenter/PresentationWindow.qml
index 2b2c386..36e5f6f 100644
--- a/src/qml/presenter/PresentationWindow.qml
+++ b/src/qml/presenter/PresentationWindow.qml
@@ -51,6 +51,7 @@ Item {
         anchors.fill: parent
         imageSource: SlideObj.imageBackground
         webSource: SlideObj.html
+        htmlVisible: SlideObj.html.endsWith(".html")
         videoSource: presentationWindow.visible ? SlideObj.videoBackground : ""
         audioSource: SlideObj.audio
         text: SlideObj.text