diff --git a/index.d.ts b/index.d.ts
new file mode 100644
index 0000000..bdbcdf4
--- /dev/null
+++ b/index.d.ts
@@ -0,0 +1,26 @@
+export interface HeadTag<K = string, T = any> {
+  type: K;
+  tagId: string;
+  attrs: T;
+}
+
+declare module 'ember-cli-meta-tags/services/head-tags' {
+  import Service from '@ember/service';
+  class HeadTagsService extends Service {
+    collectHeadTags(): void;
+  }
+}
+
+declare module 'ember-cli-head/services/head-data' {
+  interface HeadDataService {
+    headTags?: HeadTag[];
+  }
+}
+
+declare module 'ember' {
+  namespace Ember {
+    interface Route {
+      headTags?: HeadTag[] | (() => HeadTag[]);
+    }
+  }
+}
diff --git a/package.json b/package.json
index 8f22297..68eaf0e 100644
--- a/package.json
+++ b/package.json
@@ -27,6 +27,7 @@
     "ember-runtime-enumerable-includes-polyfill": "^2.0.0"
   },
   "devDependencies": {
+    "@types/ember": "^2.8.4",
     "broccoli-asset-rev": "^2.4.5",
     "ember-ajax": "^3.0.0",
     "ember-cli": "2.13.0",