diff --git a/4chan_x.user.js b/4chan_x.user.js
index 70fd78b6b..8e3c4f979 100644
--- a/4chan_x.user.js
+++ b/4chan_x.user.js
@@ -3434,14 +3434,14 @@
     replies: [],
     foresee: [],
     node: function(post) {
-      var index;
+      var count, index;
       if ((index = Unread.foresee.indexOf(post.id)) !== -1) {
         Unread.foresee.splice(index, 1);
         return;
       }
       if (post.root.hidden || post["class"]) return;
-      Unread.replies.push(post.root);
-      return Unread.update();
+      count = Unread.replies.push(post.root);
+      return Unread.update(count === 1);
     },
     scroll: function() {
       var bottom, height, i, reply, _len, _ref;
@@ -3454,7 +3454,7 @@
       }
       if (i === 0) return;
       Unread.replies = Unread.replies.slice(i);
-      return Unread.update();
+      return Unread.update(Unread.replies.length === 0);
     },
     setTitle: function(count) {
       if (this.scheduled) {
@@ -3467,14 +3467,15 @@
         return d.title = "(" + count + ") " + Unread.title;
       }), 5);
     },
-    update: function(forceUpdate) {
+    update: function(updateFavicon) {
       var count;
       if (!g.REPLY) return;
       count = this.replies.length;
       if (Conf['Unread Count']) this.setTitle(count);
-      if (!(Conf['Unread Favicon'] && (count < 2 || forceUpdate))) return;
+      if (!(Conf['Unread Favicon'] && updateFavicon)) return;
+      if ($.engine === 'presto') $.rm(Favicon.el);
       Favicon.el.href = g.dead ? count ? Favicon.unreadDead : Favicon.dead : count ? Favicon.unread : Favicon["default"];
-      return $.add(d.head, Favicon.el);
+      if ($.engine !== 'webkit') return $.add(d.head, Favicon.el);
     }
   };
 
diff --git a/script.coffee b/script.coffee
index 7948976ed..783a56ac3 100644
--- a/script.coffee
+++ b/script.coffee
@@ -2879,8 +2879,8 @@ Unread =
       Unread.foresee.splice index, 1
       return
     return if post.root.hidden or post.class
-    Unread.replies.push post.root
-    Unread.update()
+    count = Unread.replies.push post.root
+    Unread.update count is 1
 
   scroll: ->
     height = d.body.clientHeight
@@ -2891,7 +2891,7 @@ Unread =
     return if i is 0
 
     Unread.replies = Unread.replies[i..]
-    Unread.update()
+    Unread.update Unread.replies.length is 0
 
   setTitle: (count) ->
     if @scheduled
@@ -2903,7 +2903,7 @@ Unread =
       d.title = "(#{count}) #{Unread.title}"
     ), 5
 
-  update: (forceUpdate) ->
+  update: (updateFavicon) ->
     return unless g.REPLY
 
     count = @replies.length
@@ -2911,9 +2911,12 @@ Unread =
     if Conf['Unread Count']
       @setTitle count
 
-    unless Conf['Unread Favicon'] and (count < 2 or forceUpdate)
+    unless Conf['Unread Favicon'] and updateFavicon
       return
 
+    if $.engine is 'presto'
+      $.rm Favicon.el
+
     Favicon.el.href =
       if g.dead
         if count
@@ -2929,7 +2932,8 @@ Unread =
     #`favicon.href = href` doesn't work on Firefox
     #`favicon.href = href` isn't enough on Opera
     #Opera won't always update the favicon if the href didn't not change
-    $.add d.head, Favicon.el
+    unless $.engine is 'webkit'
+      $.add d.head, Favicon.el
 
 Favicon =
   init: ->