diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 8937bdf..406bb1c 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -1,4 +1,8 @@
-on: push
+on: 
+  push:
+  workflow_dispatch:
+  schedule:
+    - cron: '15 3 1 * *'  # <https://crontab.guru/#45_16_*_*_0> 
 
 jobs:
   build: