diff --git a/apps/comments/css/comments.css b/apps/comments/css/comments.scss
similarity index 98%
rename from apps/comments/css/comments.css
rename to apps/comments/css/comments.scss
index 7f276f9f14..88b890323a 100644
--- a/apps/comments/css/comments.css
+++ b/apps/comments/css/comments.scss
@@ -70,6 +70,10 @@
 	overflow-wrap: break-word;
 }
 
+#commentsTabView .comments .comment {
+	border-top: 1px solid $color-border;
+}
+
 #commentsTabView .comment .avatar,
 .atwho-view-ul * .avatar{
 	width: 32px;