diff --git a/packages/angular_devkit/build_angular/package.json b/packages/angular_devkit/build_angular/package.json
index e1b54fe2d60c..79420e32bc3a 100644
--- a/packages/angular_devkit/build_angular/package.json
+++ b/packages/angular_devkit/build_angular/package.json
@@ -52,7 +52,7 @@
     "postcss-loader": "4.1.0",
     "raw-loader": "4.0.2",
     "regenerator-runtime": "0.13.7",
-    "resolve-url-loader": "3.1.2",
+    "resolve-url-loader": "5.0.0",
     "rimraf": "3.0.2",
     "rollup": "2.34.0",
     "rxjs": "6.6.3",
@@ -72,7 +72,7 @@
     "tree-kill": "1.2.2",
     "webpack": "4.44.2",
     "webpack-dev-middleware": "3.7.2",
-    "webpack-dev-server": "3.11.0",
+    "webpack-dev-server": "4.7.3",
     "webpack-merge": "5.4.0",
     "webpack-sources": "2.2.0",
     "webpack-subresource-integrity": "1.5.2",