diff --git a/package.json b/package.json
index a22f0a7..59f37e0 100644
--- a/package.json
+++ b/package.json
@@ -23,6 +23,7 @@
     "ng2-charts": "^3.1.2",
     "rxjs": "~7.5.0",
     "tslib": "^2.3.0",
+    "chart.js": "^3.9.1",
     "zone.js": "~0.11.4"
   },
   "devDependencies": {