diff --git a/.gitignore b/.gitignore
index 997c6eb..47bdecd 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,4 +1,5 @@
 .DS_Store
+.history
 node_modules
 /dist
 package-lock.json
diff --git a/gulpfile.js b/gulpfile.js
index ffb48bc..f1067ce 100644
--- a/gulpfile.js
+++ b/gulpfile.js
@@ -4,6 +4,11 @@ const uglify = require('gulp-uglify')
 const babel = require('gulp-babel')
 const rename = require('gulp-rename')
 const replace = require('gulp-replace')
+const dartSass = require('sass')
+const gulpSass = require('gulp-sass')
+const sass = gulpSass(dartSass)
+const cleanCSS = require('gulp-clean-css')
+const prefixer = require('gulp-autoprefixer')
 const sourcemaps = require('gulp-sourcemaps')
 const ts = require('gulp-typescript')
 const pack = require('./package.json')
diff --git a/index.ts b/index.ts
index a0f1ef5..decb736 100644
--- a/index.ts
+++ b/index.ts
@@ -59,7 +59,7 @@ function exportPDF (params: VxeGlobalInterceptorHandles.InterceptorExportParams)
   const { type, filename, isHeader, isFooter, original } = options
   const footList: { [key: string]: any }[] = []
   const headers: any[] = columns.map((column) => {
-    const title = XEUtils.toValueString(original ? column.property : column.getTitle())
+    const title = XEUtils.toValueString(original ? column.field : column.getTitle())
     const width = column.renderWidth / ratio
     colWidth += width
     return {
diff --git a/package.json b/package.json
index 728d20f..503a41b 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "vxe-table-plugin-export-pdf",
-  "version": "3.0.3",
+  "version": "3.0.4",
   "description": "基于 vxe-table 的表格插件，支持导出 pdf 格式",
   "scripts": {
     "lib": "gulp build"
@@ -36,23 +36,24 @@
     "eslint-plugin-standard": "^4.0.2",
     "eslint-plugin-typescript": "^0.14.0",
     "gulp": "^4.0.2",
-    "gulp-autoprefixer": "^7.0.1",
+    "gulp-autoprefixer": "^8.0.0",
     "gulp-babel": "^8.0.0",
     "gulp-clean-css": "^4.3.0",
     "gulp-concat": "^2.6.1",
     "gulp-rename": "^2.0.0",
-    "gulp-replace": "^1.0.0",
-    "gulp-sass": "^4.1.0",
-    "gulp-sourcemaps": "^2.6.5",
+    "gulp-replace": "^1.1.3",
+    "gulp-sass": "^5.1.0",
+    "gulp-sourcemaps": "^3.0.0",
     "gulp-typescript": "^5.0.1",
     "gulp-uglify": "^3.0.2",
-    "jspdf": "^2.1.1",
+    "jspdf": "^2.5.1",
     "markdown-doctest": "^1.1.0",
     "prettier": "^2.1.2",
-    "typescript": "^4.0.5",
-    "vue": "^3.2.14",
-    "vxe-table": "^4.0.28",
-    "xe-utils": "^3.4.0"
+    "sass": "^1.55.0",
+    "typescript": "^4.6.4",
+    "vue": "^3.2.39",
+    "vxe-table": "^4.3.5",
+    "xe-utils": "^3.5.6"
   },
   "peerDependencies": {
     "vxe-table": "^4.0.27"