diff --git a/.github/dependabot.yml b/.github/dependabot.yml
index 46783880e4..a939885b70 100644
--- a/.github/dependabot.yml
+++ b/.github/dependabot.yml
@@ -6,3 +6,15 @@ updates:
       interval: "weekly"
     allow:
       - dependency-type: "all"
+
+  # GitHub アクションの依存関係を維持する
+  - package-ecosystem: "github-actions"
+    directory: "/"
+    schedule:
+      interval: "weekly"
+
+  # npm の依存関係を維持する
+  - package-ecosystem: "npm"
+    directory: "/"
+    schedule:
+      interval: "weekly"