diff --git a/karma.conf.js b/karma.conf.js
index de41212..5524673 100644
--- a/karma.conf.js
+++ b/karma.conf.js
@@ -2,7 +2,8 @@ const path = require('path');
 
 const commonjs = require('@rollup/plugin-commonjs');
 const { default: nodeResolve } = require('@rollup/plugin-node-resolve');
-const ts = require('@wessberg/rollup-plugin-ts');
+// NOTE: fail build when use @wessberg/rollup-plugin-ts
+const typescript = require('@rollup/plugin-typescript');
 
 const meta = require('./package.json');
 
@@ -48,26 +49,21 @@ module.exports = function (config) {
     },
     reporters: ['dots'],
     rollupPreprocessor: {
-      plugins: [
-        nodeResolve(),
-        commonjs(),
-        ts({
-          tsconfig(resolvedConfig) {
-            return {
-              ...resolvedConfig,
-              inlineSourceMap: true,
-              module: 'ESNext',
-              sourceMap: false,
-              target: 'ES5'
-            };
-          }
-        })
-      ],
       output: {
         format: 'iife',
         name: meta.name,
         sourcemap: 'inline'
-      }
+      },
+      plugins: [
+        nodeResolve(),
+        commonjs(),
+        typescript({
+          esModuleInterop: true,
+          module: 'ESNext',
+          target: 'ES5',
+          tsconfig: false
+        })
+      ]
     }
   });
 };
diff --git a/package.json b/package.json
index fe819e9..e9c353d 100644
--- a/package.json
+++ b/package.json
@@ -14,6 +14,7 @@
   "devDependencies": {
     "@rollup/plugin-commonjs": "^17.1.0",
     "@rollup/plugin-node-resolve": "^11.2.0",
+    "@rollup/plugin-typescript": "^8.2.0",
     "@types/mocha": "^8.0.1",
     "@types/node": "^13.13.2",
     "@types/type-detect": "^4.0.1",
@@ -31,7 +32,7 @@
     "karma-espower-preprocessor": "^1.2.0",
     "karma-mocha": "^2.0.1",
     "karma-power-assert": "^1.0.0",
-    "karma-rollup-preprocessor": "^7.0.5",
+    "karma-rollup-preprocessor": "^7.0.6",
     "lint-staged": "^10.2.11",
     "mocha": "^8.1.1",
     "npm-run-all": "^4.1.5",
diff --git a/rollup.config.js b/rollup.config.js
index 35e6154..b2c4935 100644
--- a/rollup.config.js
+++ b/rollup.config.js
@@ -22,9 +22,7 @@ if (process.env.build === 'esm') {
         tsconfig(resolvedConfig) {
           return {
             ...resolvedConfig,
-            declaration: false,
-            module: 'ESNext',
-            outDir: './dist/esm'
+            declaration: false
           };
         }
       })
@@ -74,8 +72,6 @@ if (process.env.build === 'umd') {
             return {
               ...resolvedConfig,
               declaration: false,
-              outDir: './dist/umd',
-              sourceMap: false,
               target: 'ES5'
             };
           }
@@ -99,8 +95,6 @@ if (process.env.build === 'umd') {
             return {
               ...resolvedConfig,
               declaration: false,
-              outDir: './dist/umd',
-              sourceMap: false,
               target: 'ES5'
             };
           }
@@ -127,10 +121,7 @@ if (process.env.build === 'umd') {
           tsconfig(resolvedConfig) {
             return {
               ...resolvedConfig,
-              declaration: false,
-              module: 'ESNext',
-              outDir: './dist/umd',
-              sourceMap: false
+              declaration: false
             };
           }
         })
@@ -152,10 +143,7 @@ if (process.env.build === 'umd') {
           tsconfig(resolvedConfig) {
             return {
               ...resolvedConfig,
-              declaration: false,
-              module: 'ESNext',
-              outDir: './dist/umd',
-              sourceMap: false
+              declaration: false
             };
           }
         }),
diff --git a/yarn.lock b/yarn.lock
index 72006bd..2a48714 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -960,6 +960,14 @@
     is-module "^1.0.0"
     resolve "^1.19.0"
 
+"@rollup/plugin-typescript@^8.2.0":
+  version "8.2.0"
+  resolved "https://registry.yarnpkg.com/@rollup/plugin-typescript/-/plugin-typescript-8.2.0.tgz#3e2059cbcae916785d8d7bf07816210c829f817c"
+  integrity sha512-5DyVsb7L+ehLfNPu/nat8Gq3uJGzku4bMFPt90XahtgiSBf7z9YKPLqFUJKMT41W/mJ98SVGDPOhzikGrr/Lhg==
+  dependencies:
+    "@rollup/pluginutils" "^3.1.0"
+    resolve "^1.17.0"
+
 "@rollup/pluginutils@^3.1.0":
   version "3.1.0"
   resolved "https://registry.yarnpkg.com/@rollup/pluginutils/-/pluginutils-3.1.0.tgz#706b4524ee6dc8b103b3c995533e5ad680c02b9b"
@@ -3085,10 +3093,10 @@ karma-power-assert@^1.0.0:
   resolved "https://registry.yarnpkg.com/karma-power-assert/-/karma-power-assert-1.0.0.tgz#c7682b32c15cc163c3f24966f9e2f9cf30e47872"
   integrity sha1-x2grMsFcwWPD8klm+eL5zzDkeHI=
 
-karma-rollup-preprocessor@^7.0.5:
-  version "7.0.5"
-  resolved "https://registry.yarnpkg.com/karma-rollup-preprocessor/-/karma-rollup-preprocessor-7.0.5.tgz#d2cd9c8e654bc1451c31518bc18e6b022237deff"
-  integrity sha512-VhZI81l8LZBvBrSf4xaojsbur7bcycsSlxXkYaTOjV6DQwx1gtAM0CQVdue7LuIbXB1AohYIg0S5at+dqDtMxQ==
+karma-rollup-preprocessor@^7.0.6:
+  version "7.0.6"
+  resolved "https://registry.yarnpkg.com/karma-rollup-preprocessor/-/karma-rollup-preprocessor-7.0.6.tgz#7abb3b037ed5c8351bab17d8f0c6aa3912ed2b5a"
+  integrity sha512-Qghr/oNnmNKB4Ry5n81QX+tB6+vSy0kjn+rwzH1dp80ZVf9WiA19NQqVFZLc0f76tBoE7is2Qef8dqbVNjVtjw==
   dependencies:
     chokidar "^3.3.1"
     debounce "^1.2.0"