diff --git a/package.json b/package.json
index 55ab747..c3ce066 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "markdown-downloader",
-  "version": "1.0.7",
+  "version": "1.0.8",
   "description": "markdown文章下载",
   "main": "dist/index.js",
   "scripts": {
diff --git a/src/markdown.js b/src/markdown.js
index 2c03e2e..ccd161c 100644
--- a/src/markdown.js
+++ b/src/markdown.js
@@ -2,7 +2,7 @@ import merge from 'webpack-merge'
 import md5 from 'md5'
 import html2markdown from 'html-to-md'
 import 'mathjax/es5/tex-svg'
-import { query, getExt, getText, getUrl, queryAll, insertAfter, getAttribute, formatDate, exec } from './utils'
+import { query, getExt, getText, getUrl, queryAll, insertAfter, getAttribute, formatDate, exec, formatName } from './utils'
 const replace = (str, fn) => {
     fn = typeof fn === 'function' ? fn : (s) => s
     return str.replace(/\$\{(.*?)\}/g, (s, s1) => fn(s1.replace(/(^\s+|\s+$)/g, '')))
@@ -125,7 +125,7 @@ const extract = async (markdownBody, selectors, options, exec) => {
         const downloadName = item.getAttribute('downloadName')
         const downloadUrl = item.getAttribute('downloadUrl')
         if (downloadName && downloadUrl) {
-            item.src = './' + downloadName
+            item.src = './' + formatName(downloadName)
             return {
                 name: downloadName,
                 downloadUrl
@@ -135,7 +135,7 @@ const extract = async (markdownBody, selectors, options, exec) => {
         const url = src.replace(/\?$/, '')
         const ext = getExt(url)
         const name = realName + '/' + md5(url) + (ext ? '.' + ext : '')
-        item.src = './' + name
+        item.src = './' + formatName(name)
         return {
             name,
             downloadUrl: url
diff --git a/src/utils.js b/src/utils.js
index 3100516..834f53f 100644
--- a/src/utils.js
+++ b/src/utils.js
@@ -2,8 +2,11 @@ import path from 'path-browserify'
 
 export const isBrowser = typeof window !== 'undefined' && window instanceof Object
 export const isExtension = isBrowser && window.chrome instanceof Object && window.chrome.runtime
+export const formatName = (name) => {
+  return (typeof name === 'string' ? name : '').replace(/\s/g, '%20').split('?').shift()
+}
 export const getExt = (fileName) => {
-  return path.parse(fileName).ext.slice(1)
+  return formatName(path.parse(fileName).ext.slice(1))
 }
 export const query = (selector, context = document) => {
   if (selector instanceof NodeList || selector instanceof Node) {
@@ -121,6 +124,7 @@ export const getLocalOptions = () => {
 export default {
   isBrowser,
   isExtension,
+  formatName,
   getExt,
   query,
   getText,