diff --git a/examples/treeview-taxonomy.html b/examples/treeview-taxonomy.html
index ef13dce..f5302c6 100644
--- a/examples/treeview-taxonomy.html
+++ b/examples/treeview-taxonomy.html
@@ -20,7 +20,8 @@
                 data,
                 {
                     width: 900,
-                    height: 600
+                    height: 600,
+                    colorProviderLevels: 3
                 }
             );
         });