diff --git a/packages/taro-mini-runner/package.json b/packages/taro-mini-runner/package.json
index 39c9c9febfa5..97ede5b29b75 100644
--- a/packages/taro-mini-runner/package.json
+++ b/packages/taro-mini-runner/package.json
@@ -72,7 +72,7 @@
     "ora": "^3.4.0",
     "postcss-import": "12.0.1",
     "postcss-loader": "^3.0.0",
-    "postcss-pxtransform": "^1.3.2",
+    "postcss-pxtransform": "3.1.4",
     "postcss-url": "8.0.0",
     "regenerator-runtime": "0.11",
     "request": "^2.88.0",