diff --git a/package.json b/package.json
index c6437d7384ac..69d545decc04 100644
--- a/package.json
+++ b/package.json
@@ -123,7 +123,7 @@
     "count-array-values": "^1.2.1",
     "cross-env": "^7.0.3",
     "csp-parse": "0.0.2",
-    "css-loader": "^4.3.0",
+    "css-loader": "^5.0.0",
     "csv-parse": "^4.16.0",
     "dedent": "^0.7.0",
     "domwaiter": "^1.3.0",
@@ -158,10 +158,10 @@
     "nodemon": "^2.0.7",
     "npm-merge-driver-install": "^2.0.1",
     "object-hash": "^2.1.1",
-    "postcss": "^8.3.0",
+    "postcss": "^8.4.31",
     "prettier": "^2.3.0",
     "replace": "^1.2.1",
-    "resolve-url-loader": "^4.0.0",
+    "resolve-url-loader": "^5.0.0",
     "rimraf": "^3.0.2",
     "robots-parser": "^2.3.0",
     "sass": "^1.35.1",