diff --git a/packages/@vue/cli-service/package.json b/packages/@vue/cli-service/package.json
index 0a47bdb26d..47dd76bc1b 100644
--- a/packages/@vue/cli-service/package.json
+++ b/packages/@vue/cli-service/package.json
@@ -34,7 +34,7 @@
     "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",
@@ -50,7 +50,7 @@
     "lodash.transform": "^4.6.0",
     "mini-css-extract-plugin": "^0.4.0",
     "minimist": "^1.2.0",
-    "optimize-css-assets-webpack-plugin": "^4.0.1",
+    "optimize-css-assets-webpack-plugin": "^5.0.0",
     "ora": "^2.1.0",
     "portfinder": "^1.0.13",
     "postcss-loader": "^2.1.5",