diff --git a/package.json b/package.json
index 8399f1506..6a468d43b 100644
--- a/package.json
+++ b/package.json
@@ -121,6 +121,7 @@
     }
   },
   "dependencies": {
+    "@ng-bootstrap/ng-bootstrap": "^1.0.0-alpha.0",
     "calendar-utils": "0.0.26",
     "date-fns": "~1.3.0"
   }