diff --git a/angular.json b/angular.json
index 036390079..c1275f42d 100644
--- a/angular.json
+++ b/angular.json
@@ -14,9 +14,6 @@
         "build": {
           "builder": "@angular-devkit/build-angular:browser",
           "options": {
-            "allowedCommonJsDependencies":[
-                "chart.js"
-            ],
             "outputPath": "www",
             "index": "src/index.html",
             "main": "src/main.ts",
@@ -49,6 +46,7 @@
               },
               "outputHashing": "all",
               "sourceMap": false,
+              "extractCss": true,
               "namedChunks": false,
               "aot": true,
               "extractLicenses": true,