diff --git a/.github/dependabot.yml b/.github/dependabot.yml
new file mode 100644
index 0000000..10b149d
--- /dev/null
+++ b/.github/dependabot.yml
@@ -0,0 +1,23 @@
+# To get started with Dependabot version updates, you'll need to specify which
+# package ecosystems to update and where the package manifests are located.
+# Please see the documentation for all configuration options:
+# https://docs.github.com/github/administering-a-repository/configuration-options-for-dependency-updates
+
+version: 2
+updates:
+  - package-ecosystem: "github-actions"
+    directory: "/"
+    schedule:
+      interval: "weekly"
+      time: "05:00"
+      timezone: Asia/Tokyo
+    open-pull-requests-limit: 5
+    labels:
+      - "dependencies"
+  - package-ecosystem: gomod
+    directory: "/"
+    schedule:
+      interval: "weekly"
+      time: "05:00"
+      timezone: Asia/Tokyo
+    open-pull-requests-limit: 5