diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index da36a8f..b180a37 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -1,6 +1,10 @@
 name: build
 
-on: [pull_request, push]
+on:
+  pull_request:
+  push:
+  schedule:
+  - cron: 0 0 * * FRI
 
 jobs:
   build: