diff --git a/packages/@vue/cli-service/package.json b/packages/@vue/cli-service/package.json
index 0a47bdb26d..641dba77c0 100644
--- a/packages/@vue/cli-service/package.json
+++ b/packages/@vue/cli-service/package.json
@@ -27,14 +27,14 @@
     "@vue/web-component-wrapper": "^1.2.0",
     "acorn": "^5.5.3",
     "address": "^1.0.3",
-    "autoprefixer": "^8.4.1",
+    "autoprefixer": "^9.0.0",
     "cache-loader": "^1.2.2",
     "case-sensitive-paths-webpack-plugin": "^2.1.2",
     "chalk": "^2.4.1",
     "clipboardy": "^1.2.3",
     "cliui": "^4.1.0",
     "copy-webpack-plugin": "^4.5.1",
-    "css-loader": "^0.28.11",
+    "css-loader": "^1.0.0",
     "debug": "^3.1.0",
     "escape-string-regexp": "^1.0.5",
     "file-loader": "^1.1.11",