diff --git a/.github/dependabot.yml b/.github/dependabot.yml
index 5fcd447..cf3422c 100644
--- a/.github/dependabot.yml
+++ b/.github/dependabot.yml
@@ -3,9 +3,7 @@ updates:
 - package-ecosystem: bundler
   directory: "/"
   schedule:
-    interval: daily
-    time: "01:00"
-    timezone: Asia/Tokyo
+    interval: weekly
   open-pull-requests-limit: 10
   cooldown:
     default-days: 5