diff --git a/insighttoolkit.rb b/insighttoolkit.rb
index 19717cfc1137..38f4d3fc607e 100644
--- a/insighttoolkit.rb
+++ b/insighttoolkit.rb
@@ -2,8 +2,8 @@
 
 class Insighttoolkit < Formula
   homepage 'http://www.itk.org'
-  url 'https://downloads.sourceforge.net/project/itk/itk/4.5/InsightToolkit-4.5.1.tar.gz'
-  sha1 'f228b39783f3490e861006b1d2ad18a5f4d4522d'
+  url 'https://downloads.sourceforge.net/project/itk/itk/4.5/InsightToolkit-4.5.2.tar.gz'
+  sha1 '91b14d4a67e837b3e0dc12d2d7ad5b3fdaae5a8e'
   head 'git://itk.org/ITK.git'
 
   option :cxx11