diff --git a/.github/dependabot.yml b/.github/dependabot.yml
new file mode 100644
index 0000000..255a42f
--- /dev/null
+++ b/.github/dependabot.yml
@@ -0,0 +1,13 @@
+# 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: "bundler" # See documentation for possible values
+    directory: "/" # Location of package manifests
+    schedule:
+      interval: "daily"
+    vendor: true
+    open-pull-requests-limit: 0 # Disable gem updates. Does not affect security updates.
diff --git a/Gemfile.lock b/Gemfile.lock
index 629968f..9a684cc 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -250,7 +250,7 @@ GEM
       puma (>= 5.0)
       rack
     racc (1.8.1)
-    rack (3.1.16)
+    rack (3.1.18)
     rack-session (2.1.1)
       base64 (>= 0.1.0)
       rack (>= 3.0.0)
diff --git a/vendor/cache/rack-3.1.16.gem b/vendor/cache/rack-3.1.16.gem
deleted file mode 100644
index 0a48c30..0000000
Binary files a/vendor/cache/rack-3.1.16.gem and /dev/null differ
diff --git a/vendor/cache/rack-3.1.18.gem b/vendor/cache/rack-3.1.18.gem
new file mode 100644
index 0000000..756c464
Binary files /dev/null and b/vendor/cache/rack-3.1.18.gem differ