diff --git a/app/assets/javascripts/discourse/lib/transform-post.js.es6 b/app/assets/javascripts/discourse/lib/transform-post.js.es6
index cad1e26330..89e28db4da 100644
--- a/app/assets/javascripts/discourse/lib/transform-post.js.es6
+++ b/app/assets/javascripts/discourse/lib/transform-post.js.es6
@@ -46,7 +46,7 @@ export function transformBasicPost(post) {
     canDelete: post.can_delete,
     canRecover: post.can_recover,
     canEdit: post.can_edit,
-    canFlag: !Ember.isEmpty(post.flagsAvailable),
+    canFlag: !Ember.isEmpty(post.get('flagsAvailable')),
     version: post.version,
     canRecoverTopic: false,
     canDeletedTopic: false,
@@ -65,6 +65,7 @@ export function transformBasicPost(post) {
     expandablePost: false,
     replyCount: post.reply_count,
   };
+
 }