diff --git a/packages/uni-mp-alipay/lib/uni.config.js b/packages/uni-mp-alipay/lib/uni.config.js
index 0cb7b631d9b4482352bacb88f8fe160738f69d14..a96c4b53af466a455175256b625f8f4b954a25f3 100644
--- a/packages/uni-mp-alipay/lib/uni.config.js
+++ b/packages/uni-mp-alipay/lib/uni.config.js
@@ -20,7 +20,7 @@ module.exports = {
     subPackages: true
   },
   copyWebpackOptions (platformOptions, vueOptions) {
-    const copyOptions = ['mycomponents', 'customize-tab-bar']
+    const copyOptions = ['mycomponents', 'customize-tab-bar', 'ext.json']
 
     global.uniModules.forEach(module => {
       copyOptions.push('uni_modules/' + module + '/mycomponents')
diff --git a/packages/uni-mp-baidu/lib/uni.config.js b/packages/uni-mp-baidu/lib/uni.config.js
index 38afcfef3c8d1854681d84414ae1a6eb7ec2e23a..4b054c38e73a82d923da38f9f4e84493a6bc311e 100644
--- a/packages/uni-mp-baidu/lib/uni.config.js
+++ b/packages/uni-mp-baidu/lib/uni.config.js
@@ -17,10 +17,10 @@ module.exports = {
     subPackages: true
   },
   copyWebpackOptions (platformOptions, vueOptions) {
-    const copyOptions = ['swancomponents']
+    const copyOptions = ['swancomponents', 'ext.json']
     global.uniModules.forEach(module => {
       copyOptions.push('uni_modules/' + module + '/swancomponents')
     })
     return copyOptions
   }
-}
+}
diff --git a/packages/uni-mp-kuaishou/lib/uni.config.js b/packages/uni-mp-kuaishou/lib/uni.config.js
index 5af7798fab53fef7514406bb5e8ecdbae37befa5..7ad8172c247cf07adb2c164213f8bdaee2f9f146 100644
--- a/packages/uni-mp-kuaishou/lib/uni.config.js
+++ b/packages/uni-mp-kuaishou/lib/uni.config.js
@@ -14,10 +14,10 @@ module.exports = {
     project: 'project.ks.json'
   },
   copyWebpackOptions (platformOptions, vueOptions) {
-    const copyOptions = ['kscomponents']
+    const copyOptions = ['kscomponents', 'ext.json']
     global.uniModules.forEach(module => {
       copyOptions.push('uni_modules/' + module + '/kscomponents')
     })
     return copyOptions
   }
-}
+}
diff --git a/packages/uni-mp-toutiao/lib/uni.config.js b/packages/uni-mp-toutiao/lib/uni.config.js
index 3424a34ed222443616dc146a982ac04a4e9f0a5d..00429c80cec55e8b2cb4f5cc4b5df7f7221e44da 100644
--- a/packages/uni-mp-toutiao/lib/uni.config.js
+++ b/packages/uni-mp-toutiao/lib/uni.config.js
@@ -15,7 +15,7 @@ module.exports = {
     project: 'project.tt.json'
   },
   copyWebpackOptions (platformOptions, vueOptions) {
-    const copyOptions = ['ttcomponents']
+    const copyOptions = ['ttcomponents', 'ext.json']
     global.uniModules.forEach(module => {
       copyOptions.push('uni_modules/' + module + '/ttcomponents')
     })