diff --git a/src/Monitoring/Unread.coffee b/src/Monitoring/Unread.coffee
index 6ad07f03e..34ad6180a 100644
--- a/src/Monitoring/Unread.coffee
+++ b/src/Monitoring/Unread.coffee
@@ -37,13 +37,11 @@ Unread =
     # Let the header's onload callback handle it.
     return if (hash = location.hash.match /\d+/) and hash[0] of Unread.thread.posts
     if Unread.posts.length
-      # Scroll to before the first unread post.
-      {root} = Unread.posts[0].nodes
-      while root = $.x 'preceding-sibling::div[contains(@class,"postContainer")][1]', root
-        post = Get.postFromRoot root
-        # Don't scroll if we have 0 posts read in this thread.
-        return unless post.isReply
-        break unless post.isHidden
+      # Scroll to a non-hidden, non-OP post that's before the first unread post.
+      post = Unread.posts[0]
+      while root = $.x 'preceding-sibling::div[contains(@class,"replyContainer")][1]', post.nodes.root
+        break unless (post = Get.postFromRoot root).isHidden
+      return unless root
       onload = -> root.scrollIntoView false if checkPosition root
     else
       # Scroll to the last read post.