diff --git a/konami.js/konami-test.ts b/konami.js/konami-test.ts
new file mode 100644
index 0000000000..05dff67b6e
--- /dev/null
+++ b/konami.js/konami-test.ts
@@ -0,0 +1,5 @@
+/// <reference path="./konami.d.ts" />
+
+let urlEasteEgg = new Konami("www.example.com");
+
+let actionEasteEgg = new Konami(() => alert("Konami !"));
diff --git a/konami.js/konami.d.ts b/konami.js/konami.d.ts
new file mode 100644
index 0000000000..aeaa9ed6fc
--- /dev/null
+++ b/konami.js/konami.d.ts
@@ -0,0 +1,8 @@
+// Type definitions for Konami-js 1.4.3
+// Project: https://github.com/snaptortoise/konami-js 
+// Definitions by: Matthieu Mourisson <https://github.com/mareek> 
+// Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
+
+declare class Konami {
+    constructor(action: string | Function);
+}
\ No newline at end of file