diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index bdf2a7a..7ce686c 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -1,6 +1,9 @@
 name: build-rootfs
 
-on: workflow_dispatch
+on:
+  schedule:
+    - cron: "0 0 * * 0"
+  workflow_dispatch:
 
 jobs:
     build: