diff --git a/index.d.ts b/index.d.ts
new file mode 100644
index 0000000..f72281e
--- /dev/null
+++ b/index.d.ts
@@ -0,0 +1,4 @@
+export default class ImageCropElement extends HTMLElement {
+  src: string || null
+  loaded: boolean
+}
diff --git a/package-lock.json b/package-lock.json
index 22305ca..09b4ac7 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,6 +1,6 @@
 {
   "name": "@github/image-crop-element",
-  "version": "3.0.3",
+  "version": "3.0.4",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
diff --git a/package.json b/package.json
index ac94a03..e07e26d 100644
--- a/package.json
+++ b/package.json
@@ -1,12 +1,14 @@
 {
   "name": "@github/image-crop-element",
-  "version": "3.0.3",
+  "version": "3.0.4",
   "description": "Select area for cropping an image. This does not actually crop.",
   "main": "dist/index.umd.js",
   "module": "dist/index.esm.js",
+  "types": "index.d.ts",
   "files": [
     "dist",
-    "index.css"
+    "index.css",
+    "index.d.ts"
   ],
   "scripts": {
     "clean": "rm -rf dist",