diff --git a/packages/taro-mini-runner/package.json b/packages/taro-mini-runner/package.json
index 7dc87e88c6a4..129a20c011c9 100644
--- a/packages/taro-mini-runner/package.json
+++ b/packages/taro-mini-runner/package.json
@@ -54,7 +54,6 @@
     "css-loader": "^3.0.0",
     "css-what": "3.3.0",
     "csso-webpack-plugin": "2.0.0-beta.1",
-    "fibers": "5.0.0",
     "file-loader": "^6.0.0",
     "fs-extra": "^8.0.1",
     "html-minifier": "^4.0.0",
diff --git a/packages/taro-mini-runner/src/webpack/chain.ts b/packages/taro-mini-runner/src/webpack/chain.ts
index f078e012673f..ea451ab9c0bb 100644
--- a/packages/taro-mini-runner/src/webpack/chain.ts
+++ b/packages/taro-mini-runner/src/webpack/chain.ts
@@ -258,7 +258,7 @@ export const getModule = (appPath: string, {
     implementation: sass,
     sassOptions: {
       outputStyle: 'expanded',
-      fiber: require('fibers'),
+      fiber: false,
       importer (url, prev, done) {
         // 让 sass 文件里的 @import 能解析小程序原生样式文体，如 @import "a.wxss";
         const extname = path.extname(url)
diff --git a/packages/taro-webpack-runner/package.json b/packages/taro-webpack-runner/package.json
index 6e061a6d5d4a..b1086291a5d2 100644
--- a/packages/taro-webpack-runner/package.json
+++ b/packages/taro-webpack-runner/package.json
@@ -43,7 +43,6 @@
     "css-loader": "3.4.2",
     "csso-webpack-plugin": "2.0.0-beta.1",
     "detect-port": "1.3.0",
-    "fibers": "5.0.0",
     "file-loader": "^6.0.0",
     "fs-extra": "^5.0.0",
     "html-webpack-include-assets-plugin": "1.0.5",
diff --git a/packages/taro-webpack-runner/src/util/chain.ts b/packages/taro-webpack-runner/src/util/chain.ts
index a37253213e9c..b81c154781b0 100644
--- a/packages/taro-webpack-runner/src/util/chain.ts
+++ b/packages/taro-webpack-runner/src/util/chain.ts
@@ -411,7 +411,7 @@ export const getModule = (appPath: string, {
     implementation: sass,
     sassOptions: {
       outputStyle: 'expanded',
-      fiber: require('fibers'),
+      fiber: false,
       importer (url, prev, done) {
         // 让 sass 文件里的 @import 能解析小程序原生样式文体，如 @import "a.wxss";
         const extname = path.extname(url)