diff --git a/.github/dependabot.yml b/.github/dependabot.yml
new file mode 100644
index 0000000..1fcf443
--- /dev/null
+++ b/.github/dependabot.yml
@@ -0,0 +1,22 @@
+version: 2
+updates:
+- package-ecosystem: bundler
+  directory: "/"
+  schedule:
+    interval: daily
+    time: "09:00"
+    timezone: Asia/Tokyo
+  open-pull-requests-limit: 99
+  ignore:
+  - dependency-name: rubocop
+    versions:
+    - 1.10.0
+    - 1.11.0
+    - 1.12.0
+    - 1.12.1
+    - 1.9.0
+    - 1.9.1
+  - dependency-name: discordrb
+    versions:
+    - 3.4.0
+    - 3.4.1