diff --git a/.github/workflows/run-python-tests.yaml b/.github/workflows/run-python-tests.yaml
index c685318f..b516da07 100644
--- a/.github/workflows/run-python-tests.yaml
+++ b/.github/workflows/run-python-tests.yaml
@@ -12,6 +12,8 @@ on:
   pull_request:
     branches-ignore:
       - gh-pages
+  schedule:
+    - cron: "2 21 * * *"
 
 jobs:
   build: