diff --git a/packages/@vuepress/core/package.json b/packages/@vuepress/core/package.json
index 8e971dcba6..56b5584ae7 100644
--- a/packages/@vuepress/core/package.json
+++ b/packages/@vuepress/core/package.json
@@ -35,28 +35,28 @@
     "cache-loader": "^3.0.0",
     "chokidar": "^2.0.3",
     "connect-history-api-fallback": "^1.5.0",
-    "copy-webpack-plugin": "^5.0.2",
+    "copy-webpack-plugin": "^6.0.0",
     "core-js": "^3.6.4",
     "cross-spawn": "^6.0.5",
-    "css-loader": "^2.1.1",
-    "file-loader": "^3.0.1",
+    "css-loader": "^4.0.0",
+    "file-loader": "^6.0.0",
     "js-yaml": "^3.13.1",
     "lru-cache": "^5.1.1",
-    "mini-css-extract-plugin": "0.6.0",
+    "mini-css-extract-plugin": "1.0.0",
     "optimize-css-assets-webpack-plugin": "^5.0.1",
     "portfinder": "^1.0.13",
-    "postcss-loader": "^3.0.0",
+    "postcss-loader": "^4.0.0",
     "postcss-safe-parser": "^4.0.1",
     "toml": "^3.0.0",
-    "url-loader": "^1.0.1",
+    "url-loader": "^4.0.0",
     "vue": "^2.6.10",
-    "vue-loader": "^15.7.1",
+    "vue-loader": "^16.0.0",
     "vue-router": "^3.4.5",
     "vue-server-renderer": "^2.6.10",
     "vue-template-compiler": "^2.6.10",
     "vuepress-html-webpack-plugin": "^3.2.0",
     "vuepress-plugin-container": "^2.0.2",
-    "webpack": "^4.8.1",
+    "webpack": "^5.0.0",
     "webpack-chain": "^6.0.0",
     "webpack-dev-server": "^3.5.1",
     "webpack-merge": "^4.1.2",