diff --git a/.github/workflows/security-scan.yaml b/.github/workflows/security-scan.yaml
index 0bf1434..1230b15 100644
--- a/.github/workflows/security-scan.yaml
+++ b/.github/workflows/security-scan.yaml
@@ -4,7 +4,7 @@ on:
   push: {}
   pull_request: {}
   schedule:
-    - cron: '0 0 * * *'
+    - cron: '0 0 * * 1'
 jobs:
   supply-chain-security-validation:
     name: Supply Chain