diff --git a/package.json b/package.json
index e9d01a6..e464b15 100644
--- a/package.json
+++ b/package.json
@@ -2,6 +2,7 @@
   "name": "@tailwindcss/forms",
   "version": "0.5.1",
   "main": "src/index.js",
+  "types": "src/index.d.ts",
   "license": "MIT",
   "repository": "https://github.com/tailwindlabs/tailwindcss-forms",
   "publishConfig": {
diff --git a/src/index.d.ts b/src/index.d.ts
new file mode 100644
index 0000000..e54342f
--- /dev/null
+++ b/src/index.d.ts
@@ -0,0 +1,2 @@
+declare function plugin(options?: { strategy?: 'base' | 'class' }): Function
+export = plugin