diff --git a/.fatherrc.js b/.fatherrc.js
index c41b31b..048528b 100644
--- a/.fatherrc.js
+++ b/.fatherrc.js
@@ -2,6 +2,10 @@ export default {
   target: 'browser',
   esm: 'babel',
   cjs: 'babel',
+  umd: {
+    minFile: true,
+    sourcemap: true,
+  },
   runtimeHelpers: true,
   extraBabelPlugins: [
     [
diff --git a/typings/custom-typings.d.ts b/typings/custom-typings.d.ts
deleted file mode 100644
index e69de29..0000000
diff --git a/typings/index.d.ts b/typings/index.d.ts
deleted file mode 100644
index 02289a4..0000000
--- a/typings/index.d.ts
+++ /dev/null
@@ -1 +0,0 @@
-// / <reference path="custom-typings.d.ts" />