diff --git a/app/views/comment/components/comment-review.pug b/app/views/comment/components/comment-review.pug
index e16b548..de6adbc 100644
--- a/app/views/comment/components/comment-review.pug
+++ b/app/views/comment/components/comment-review.pug
@@ -1,5 +1,4 @@
 mixin renderCommentReview (comment)
-  - var resourceId = comment.resource._id || comment.resource;
   article.uk-comment.dtp-site-comment
     header.uk-comment-header
       div(uk-grid).uk-grid-medium.uk-flex-middle
diff --git a/app/views/comment/components/comment.pug b/app/views/comment/components/comment.pug
index 5e387d5..555dff4 100644
--- a/app/views/comment/components/comment.pug
+++ b/app/views/comment/components/comment.pug
@@ -1,7 +1,7 @@
 include composer
 
 mixin renderComment (comment, options)
-  - var resourceId = comment.resource._id || comment.resource;
+  - var resourceId = comment.resource ? (comment.resource._id || comment.resource) : undefined;
   article(data-comment-id= comment._id).uk-comment.dtp-site-comment
     header.uk-comment-header
       div(uk-grid).uk-grid-medium.uk-flex-middle