diff --git a/package.json b/package.json
index 38f15a4..1f21028 100644
--- a/package.json
+++ b/package.json
@@ -57,7 +57,7 @@
   "dependencies": {},
   "devDependencies": {
     "@angular-devkit/build-angular": "~0.803.19",
-    "@angular-devkit/build-ng-packagr": "~0.803.19",
+    "@angular-devkit/build-ng-packagr": "~0.900.1",
     "@angular/cli": "^8.3.19",
     "@angular/common": "8.2.14",
     "@angular/compiler": "8.2.14",