diff --git a/ui/ember-cli-build.js b/ui/ember-cli-build.js
index bbeaf43f4..7d864ae70 100644
--- a/ui/ember-cli-build.js
+++ b/ui/ember-cli-build.js
@@ -31,9 +31,6 @@ module.exports = function (defaults) {
     },
     hinting: isTest,
     tests: isTest,
-    sourcemaps: {
-      enabled: false,
-    },
   });
 
   // Use `app.import` to add additional libraries to the generated