diff --git a/lib/core/package.json b/lib/core/package.json
index d0b0e1eea0f..838c50d741d 100644
--- a/lib/core/package.json
+++ b/lib/core/package.json
@@ -70,7 +70,7 @@
     "@types/node-fetch": "^2.5.4",
     "airbnb-js-shims": "^2.2.1",
     "ansi-to-html": "^0.6.11",
-    "autoprefixer": "^9.7.2",
+    "autoprefixer": "^10.0.0",
     "babel-loader": "^8.0.6",
     "babel-plugin-emotion": "^10.0.20",
     "babel-plugin-macros": "^2.8.0",
@@ -82,7 +82,7 @@
     "cli-table3": "0.6.0",
     "commander": "^5.0.0",
     "core-js": "^3.0.1",
-    "css-loader": "^3.5.3",
+    "css-loader": "^5.0.0",
     "detect-port": "^1.3.0",
     "dotenv-webpack": "^1.7.0",
     "ejs": "^3.1.2",
@@ -106,8 +106,8 @@
     "node-fetch": "^2.6.0",
     "pkg-dir": "^4.2.0",
     "pnp-webpack-plugin": "1.6.4",
-    "postcss-flexbugs-fixes": "^4.1.0",
-    "postcss-loader": "^3.0.0",
+    "postcss-flexbugs-fixes": "^5.0.0",
+    "postcss-loader": "^4.0.0",
     "pretty-hrtime": "^1.0.3",
     "qs": "^6.6.0",
     "raw-loader": "^4.0.1",