diff --git a/packages/angular_devkit/build_angular/package.json b/packages/angular_devkit/build_angular/package.json
index d68de12f1d21..a21e0feafc77 100644
--- a/packages/angular_devkit/build_angular/package.json
+++ b/packages/angular_devkit/build_angular/package.json
@@ -31,7 +31,7 @@
     "glob": "7.1.6",
     "jest-worker": "25.1.0",
     "karma-source-map-support": "1.4.0",
-    "less": "3.11.1",
+    "less": "3.12.0",
     "less-loader": "5.0.0",
     "license-webpack-plugin": "2.1.3",
     "loader-utils": "1.2.3",