diff --git a/framework/core/less/forum/NotificationList.less b/framework/core/less/forum/NotificationList.less
index cbb9f4657..df09c00f2 100644
--- a/framework/core/less/forum/NotificationList.less
+++ b/framework/core/less/forum/NotificationList.less
@@ -140,10 +140,11 @@
     grid-area: avatar;
   }
 
-  // Since images don't have baselines, aligning against the baseline won't work.
-  // Instead we need to do some manual hackery to fix then, otherwise they won't
-  // be correctly vertically aligned.
-  img.Avatar {
+  // Since images and empty elements don't have baselines, aligning against the
+  // baseline won't work. Instead we need to do some manual hackery to fix then,
+  // otherwise they won't be correctly vertically aligned.
+  img.Avatar,
+  .Avatar:empty {
     align-self: flex-start;
     margin-top: -2px;
   }