diff --git a/index.d.ts b/index.d.ts
new file mode 100644
index 0000000..f037ba3
--- /dev/null
+++ b/index.d.ts
@@ -0,0 +1,9 @@
+interface BlockComment {
+  value: string;
+  codeStart?: number;
+}
+
+/** @see https://github.com/jonschlinkert/extract-comments */
+declare function extractComments(text: string): BlockComment[];
+
+export = extractComments;
diff --git a/package.json b/package.json
index 9054817..469032f 100644
--- a/package.json
+++ b/package.json
@@ -16,9 +16,11 @@
   "license": "MIT",
   "files": [
     "index.js",
+    "index.d.ts",
     "lib"
   ],
   "main": "index.js",
+  "types": "index.d.ts",
   "engines": {
     "node": ">=6"
   },