diff --git a/packages/uni-cli-shared/lib/source-map.js b/packages/uni-cli-shared/lib/source-map.js
index 84e9ec4d23e..f23f2e71325 100644
--- a/packages/uni-cli-shared/lib/source-map.js
+++ b/packages/uni-cli-shared/lib/source-map.js
@@ -48,6 +48,7 @@ module.exports = {
       ...args
     }
     if (filename) {
+      options.append = "\n//# sourceMappingURL=../[url]"
       options.filename = '../.sourcemap/' + process.env.UNI_PLATFORM + '/[file].map'
     }
     return new webpack.SourceMapDevToolPlugin(options)