diff --git a/docs/index-ref.json b/docs/index-ref.json
index 484c8365..defe2788 100644
--- a/docs/index-ref.json
+++ b/docs/index-ref.json
@@ -1,3 +1,3 @@
 {
-  "appref": "264aab1cff34042de75045e93c20ceb7b8c861a0"
+  "appref": "Microsoft/pxt-microbit-built#vtest8"
 }