diff --git a/src/General/lib/post.class b/src/General/lib/post.class
index 604eab51a..20be39f21 100755
--- a/src/General/lib/post.class
+++ b/src/General/lib/post.class
@@ -166,6 +166,7 @@ class Post
     return unless (fileEl = $ '.file', @nodes.post) and not $('.fileDeletedRes', fileEl)
     fileText = fileEl.firstElementChild
     link     = $ 'a', fileText
+    return unless link.host is 'i.4cdn.org' # Don't parse file info from userscripts like 4chan imgur thumbnail.
     info     = link.nextSibling.textContent
     @file =
       text:       fileText