diff --git a/.github/dependabot.yml b/.github/dependabot.yml
index 37d6902..52ed505 100644
--- a/.github/dependabot.yml
+++ b/.github/dependabot.yml
@@ -1,8 +1,9 @@
 version: 2
 updates:
-- package-ecosystem: npm
-  directory: "/"
-  schedule:
-    interval: daily
-    time: "12:00"
-    timezone: "Asia/Tokyo"
+    - package-ecosystem: npm
+      directory: "/"
+      schedule:
+          interval: "weekly"
+          day: "monday"
+          time: "09:00"
+          timezone: "Asia/Tokyo"