diff --git a/test/demo/basic.html b/test/demo/basic.html
index b9a02aef..48506a42 100644
--- a/test/demo/basic.html
+++ b/test/demo/basic.html
@@ -1,3 +1,4 @@
+
OpenSeadragon Basic Demo
@@ -23,7 +24,7 @@
// debugMode: true,
id: "contentDiv",
prefixUrl: "../../build/openseadragon/images/",
- tileSources: "../data/testpattern.dzi",
+ tileSources: "../data/testpattern.dzisn't",
showNavigator:true
});