diff --git a/tsconfig.json b/tsconfig.json
index f466975e..8cbb66b9 100644
--- a/tsconfig.json
+++ b/tsconfig.json
@@ -6,6 +6,7 @@
     "target": "es6",
     "sourceMap": false,
     "outDir": "dist",
+    "declaration": true,
     "types": [
       "mocha",
       "node"