diff --git a/.npmignore b/.npmignore
index 67b1799..48f1423 100644
--- a/.npmignore
+++ b/.npmignore
@@ -1,7 +1,9 @@
 rollup.config.js
 docs
 coverage
-dist/pinyin-pro.js
 .github
 .husky
-handle-data
\ No newline at end of file
+handle-data
+lib
+data
+test
\ No newline at end of file
diff --git a/data/special.ts b/data/special.ts
index 63bcc8d..8ae9f05 100644
--- a/data/special.ts
+++ b/data/special.ts
@@ -27,6 +27,11 @@ export const InitialList = [
 
 export const SpecialInitialList = ['j', 'q', 'x'];
 export const SpecialFinalList = [
+  'uān',
+  'uán',
+  'uǎn',
+  'uàn',
+  'uan',
   'ūn',
   'ún',
   'ǔn',
@@ -40,6 +45,11 @@ export const SpecialFinalList = [
 ];
 
 export const SpecialFinalMap = {
+  uān: 'üān',
+  uán: 'üán',
+  uǎn: 'üǎn',
+  uàn: 'üàn',
+  uan: 'üan',
   ūn: 'ǖn',
   ún: 'ǘn',
   ǔn: 'ǚn',
@@ -51,3 +61,5 @@ export const SpecialFinalMap = {
   ù: 'ǜ',
   u: 'ü',
 };
+
+export const doubleFinal = [];
diff --git a/lib/pinyin.ts b/lib/pinyin.ts
index 98dab18..71bf3c5 100644
--- a/lib/pinyin.ts
+++ b/lib/pinyin.ts
@@ -25,8 +25,19 @@ interface BasicOptions {
    * @value final：返回韵母
    * @value num：返回音调对应的数字
    * @value first：返回首字母
+   * @value finalHead：返回韵头（介音）
+   * @value finalBody：返回韵腹
+   * @value finalTail：返回韵尾
    */
-  pattern?: 'pinyin' | 'initial' | 'final' | 'num' | 'first';
+  pattern?:
+    | 'pinyin'
+    | 'initial'
+    | 'final'
+    | 'num'
+    | 'first'
+    | 'finalHead'
+    | 'finalBody'
+    | 'finalTail';
   /**
    * @description 是否返回单个汉字的所有多音，仅针对输入的 word 为单个汉字生效
    * @value false：返回最常用的一个拼音 （默认值）
diff --git a/package.json b/package.json
index 6254ae2..c8c2060 100644
--- a/package.json
+++ b/package.json
@@ -19,6 +19,10 @@
     "type": "git",
     "url": "git+https://github.com/zh-lx/pinyin-pro.git"
   },
+  "files": [
+    "dist",
+    "types"
+  ],
   "keywords": [
     "拼音",
     "pinyin",
diff --git a/test/dist.test.js b/test/dist.test.js
index 63b20c8..3fdad5b 100644
--- a/test/dist.test.js
+++ b/test/dist.test.js
@@ -293,6 +293,7 @@ describe('surname', () => {
 
 describe('pinyinFn', () => {
   it('not string type', () => {
+    // @ts-ignore
     const result = pinyin(2222);
     expect(result).to.be.equal(2222);
   });
@@ -576,5 +577,10 @@ describe('customConfig', () => {
       pattern: 'final',
     });
     expect(result1).to.deep.equal('ǘ');
+
+    const result2 = pinyin('选', {
+      pattern: 'final',
+    });
+    expect(result1).to.deep.equal('üǎn');
   });
 });