diff --git a/.github/workflows/R-CMD-check.yaml b/.github/workflows/R-CMD-check.yaml
index 46a339c..756a0dc 100644
--- a/.github/workflows/R-CMD-check.yaml
+++ b/.github/workflows/R-CMD-check.yaml
@@ -5,6 +5,8 @@ on:
     branches: [main, master]
   pull_request:
     branches: [main, master]
+  schedule:
+    - cron: "5 2 5 * *"
   workflow_dispatch:
 
 name: R-CMD-check