diff --git a/devbox.json b/devbox.json
new file mode 100644
index 0000000..4fbb86c
--- /dev/null
+++ b/devbox.json
@@ -0,0 +1,9 @@
+{
+  "$schema": "https://raw.githubusercontent.com/jetpack-io/devbox/main/.schema/devbox.schema.json",
+  "packages": ["ruby@2.6.8"],
+  "shell": {
+    "scripts": {
+      "test": ["bundle exec rspec $@"]
+    }
+  }
+}
diff --git a/devbox.lock b/devbox.lock
new file mode 100644
index 0000000..0ee8561
--- /dev/null
+++ b/devbox.lock
@@ -0,0 +1,12 @@
+{
+  "lockfile_version": "1",
+  "packages": {
+    "ruby@2.6.8": {
+      "last_modified": "2021-10-22T02:15:45Z",
+      "plugin_version": "0.0.2",
+      "resolved": "github:NixOS/nixpkgs/718895c14907b60069520b6394b4dbb6e3aa9c33#ruby_2_6",
+      "source": "devbox-search",
+      "version": "2.6.8"
+    }
+  }
+}