diff --git a/CHANGELOG.md b/CHANGELOG.md
index 89237475b..477d2c7e4 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,5 @@
+- Fix quote previews getting 'stuck' in Opera.
+
 ### 3.3.1 - *2013-05-04*
 
 - Fix whitespaces not being preserved in code tags in /g/.
diff --git a/src/Quotelinks/QuotePreview.coffee b/src/Quotelinks/QuotePreview.coffee
index e1b9f47ed..399bf5ce6 100644
--- a/src/Quotelinks/QuotePreview.coffee
+++ b/src/Quotelinks/QuotePreview.coffee
@@ -28,6 +28,21 @@ QuotePreview =
       cb: QuotePreview.mouseout
       asapTest: -> qp.firstElementChild
 
+    <% if (type === 'userjs') { %>
+    # XXX Opera workaround for "no mouseout fired" bug.
+    # Remove it once Opera uses Blink.
+    root = @
+    workaround = (e) ->
+      if @ is root
+        e.stopPropagation()
+        return
+      $.event 'mouseout', null, root
+      $.off d,    'mousemove', workaround
+      $.off root, 'mousemove', workaround
+    $.on d,    'mousemove', workaround
+    $.on root, 'mousemove', workaround
+    <% } %>
+
     return unless origin = g.posts["#{boardID}.#{postID}"]
 
     if Conf['Quote Highlighting']