diff --git a/Formula/iftop.rb b/Formula/iftop.rb
index 6b4deaefaac08..8a476aa620585 100644
--- a/Formula/iftop.rb
+++ b/Formula/iftop.rb
@@ -4,9 +4,9 @@
 # package, and upstream has not had any movement in a long time.
 class Iftop < Formula
   homepage 'http://www.ex-parrot.com/~pdw/iftop/'
-  url 'http://www.ex-parrot.com/pdw/iftop/download/iftop-1.0pre2.tar.gz'
-  version '1.0pre2'
-  sha1 'd4dc473f8263192334da6289b69e102a4ae7df9e'
+  url 'http://www.ex-parrot.com/pdw/iftop/download/iftop-1.0pre4.tar.gz'
+  version '1.0pre4'
+  sha1 '7f8e16ea26a0dee37ec9d1cbcef7b27692036572'
 
   def install
     system "./configure", "--disable-dependency-tracking",