diff --git a/angular.json b/angular.json
index c1275f42d..9cc72565b 100644
--- a/angular.json
+++ b/angular.json
@@ -14,6 +14,9 @@
         "build": {
           "builder": "@angular-devkit/build-angular:browser",
           "options": {
+            "allowedCommonJsDependencies":[
+                "chart.js"
+            ],
             "outputPath": "www",
             "index": "src/index.html",
             "main": "src/main.ts",