diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 6dc561b..1411b99 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -3,6 +3,8 @@ on:
   push:
   pull_request:
     branches: [ main ]
+  schedule:
+    - cron: '0 0 * * *' # Run every day at 00:00 UTC.
 
 jobs:
   windows: