diff --git a/.github/workflows/update-pis.yml b/.github/workflows/update-pis.yml
index 887cbbd..96d2d1e 100644
--- a/.github/workflows/update-pis.yml
+++ b/.github/workflows/update-pis.yml
@@ -1,6 +1,8 @@
 name: Update raspberry pis
 
 on:
+  schedule:
+    - @weekly
   issue_comment:
 
 jobs: