diff --git a/.github/dependabot.yml b/.github/dependabot.yml
index 448c5ee..a78dd3c 100644
--- a/.github/dependabot.yml
+++ b/.github/dependabot.yml
@@ -10,6 +10,8 @@ updates:
       timezone: "Asia/Tokyo"
     open-pull-requests-limit: 5
     rebase-strategy: "disabled"
+    cooldown:
+      default-days: 7
 
   - package-ecosystem: "github-actions"
     directories:
@@ -20,3 +22,5 @@ updates:
       timezone: "Asia/Tokyo"
     open-pull-requests-limit: 5
     rebase-strategy: "disabled"
+    cooldown:
+      default-days: 7