diff --git a/mappings.json b/mappings.json
index 14c29d1..5671282 100644
--- a/mappings.json
+++ b/mappings.json
@@ -1810,6 +1810,12 @@
       "export": "sendEvent"
     }
   },
+  {
+    "global": "Ember.notifyPropertyChange",
+    "module": "@ember/object",
+    "export": "notifyPropertyChange",
+    "deprecated": false
+  },
   {
     "global": "Ember.get",
     "module": "ember-metal/get",