diff --git a/package.json b/package.json
index 36fdb63..ac12202 100644
--- a/package.json
+++ b/package.json
@@ -54,7 +54,7 @@
     "ember-maybe-import-regenerator": "^0.1.6",
     "ember-qunit": "^4.6.0",
     "ember-resolver": "^7.0.0",
-    "ember-source": "~3.16.0",
+    "ember-source": "~3.18.0",
     "ember-source-channel-url": "^2.0.1",
     "ember-try": "^1.4.0",
     "eslint-plugin-ember": "^7.7.2",