diff --git a/.github/workflows/testghpkgs.yml b/.github/workflows/testghpkgs.yml
index d4926702..b9e57f36 100644
--- a/.github/workflows/testghpkgs.yml
+++ b/.github/workflows/testghpkgs.yml
@@ -1,8 +1,7 @@
 name: pxt-testghpkgs
 
 on:
-  schedule:
-    - cron:  '0 0 * * 6'
+  workflow_dispatch:
 
 jobs:
   build: