diff --git a/app/javascript/controllers/hello_controller.js b/app/javascript/controllers/hello_controller.js
new file mode 100644
--- /dev/null
+++ b/app/javascript/controllers/hello_controller.js
@@ -0,0 +1,7 @@
+import { Controller } from "@hotwired/stimulus"
+
+export default class extends Controller {
+  connect() {
+    this.element.textContent = "Hello World!"
+  }
+}