diff --git a/.github/workflows/e2e.yml b/.github/workflows/e2e.yml
index 4285a04aa..77b5a6289 100644
--- a/.github/workflows/e2e.yml
+++ b/.github/workflows/e2e.yml
@@ -1,6 +1,8 @@
 name: E2E
 
-on: [push, pull_request]
+on:
+  schedule:
+    - cron: '0 0 * * *'  # every day at midnight
 
 jobs:
   e2e: