diff --git a/.github/dependabot.yml b/.github/dependabot.yml
index 781c741..696844b 100644
--- a/.github/dependabot.yml
+++ b/.github/dependabot.yml
@@ -9,6 +9,9 @@ updates:
     directory: "/"
     schedule:
       interval: "weekly"
+      day: "saturday"
+      time: "05:00"
+      timezone: "Asia/Tokyo"
     assignees:
       - "sue445"
     ignore: