diff --git a/packages/angular_devkit/build_angular/package.json b/packages/angular_devkit/build_angular/package.json
index d68de12f1d21..10dff600ccef 100644
--- a/packages/angular_devkit/build_angular/package.json
+++ b/packages/angular_devkit/build_angular/package.json
@@ -24,7 +24,7 @@
     "cssnano": "4.1.10",
     "circular-dependency-plugin": "5.2.0",
     "coverage-istanbul-loader": "2.0.3",
-    "copy-webpack-plugin": "5.1.1",
+    "copy-webpack-plugin": "9.0.1",
     "core-js": "3.6.4",
     "file-loader": "5.0.2",
     "find-cache-dir": "3.2.0",
@@ -60,8 +60,8 @@
     "stylus-loader": "3.0.2",
     "tree-kill": "1.2.2",
     "terser": "4.6.3",
-    "terser-webpack-plugin": "2.3.4",
-    "webpack": "4.41.6",
+    "terser-webpack-plugin": "5.1.4",
+    "webpack": "5.1.1",
     "webpack-dev-middleware": "3.7.2",
     "webpack-dev-server": "3.10.3",
     "webpack-merge": "4.2.2",