diff -Nru zope.security-4.0.3/debian/changelog zope.security-4.0.3/debian/changelog
--- zope.security-4.0.3/debian/changelog	2016-01-19 11:46:30.000000000 +0000
+++ zope.security-4.0.3/debian/changelog	2017-05-13 14:18:15.000000000 +0000
@@ -1,3 +1,9 @@
+zope.security (4.0.3-1ubuntu3) artful; urgency=medium
+
+  * Rebuild for python 3.6 support.
+
+ -- Bhavani Shankar <bhavi@ubuntu.com>  Sat, 13 May 2017 19:47:39 +0530
+
 zope.security (4.0.3-1ubuntu2) xenial; urgency=medium
 
   * No-change rebuild to drop python3.4 support.
diff -Nru zope.security-4.0.3/debian/patches/readme_changes.patch zope.security-4.0.3/debian/patches/readme_changes.patch
--- zope.security-4.0.3/debian/patches/readme_changes.patch	1970-01-01 00:00:00.000000000 +0000
+++ zope.security-4.0.3/debian/patches/readme_changes.patch	2017-05-13 14:20:24.000000000 +0000
@@ -0,0 +1,34 @@
+Description: <short summary of the patch>
+ TODO: Put a short summary on the line above and replace this paragraph
+ with a longer explanation of this change. Complete the meta-information
+ with other relevant fields (see below for details). To make it easier, the
+ information below has been extracted from the changelog. Adjust it or drop
+ it.
+ .
+ zope.security (4.0.3-1ubuntu3) artful; urgency=medium
+ .
+   * Rebuild for python 3.6 support.
+Author: Bhavani Shankar <bhavi@ubuntu.com>
+
+---
+The information above should follow the Patch Tagging Guidelines, please
+checkout http://dep.debian.net/deps/dep3/ to learn about the format. Here
+are templates for supplementary fields that you might want to add:
+
+Origin: <vendor|upstream|other>, <url of original patch>
+Bug: <url in upstream bugtracker>
+Bug-Debian: https://bugs.debian.org/<bugnumber>
+Bug-Ubuntu: https://launchpad.net/bugs/<bugnumber>
+Forwarded: <no|not-needed|url proving that it has been forwarded>
+Reviewed-By: <name and email of someone who approved the patch>
+Last-Update: <YYYY-MM-DD>
+
+--- /dev/null
++++ zope.security-4.0.3/.eggs/README.txt
+@@ -0,0 +1,6 @@
++This directory contains eggs that were downloaded by setuptools to build, test, and run plug-ins.
++
++This directory caches those eggs to prevent repeated downloads.
++
++However, it is safe to delete this directory.
++
diff -Nru zope.security-4.0.3/debian/patches/series zope.security-4.0.3/debian/patches/series
--- zope.security-4.0.3/debian/patches/series	1970-01-01 00:00:00.000000000 +0000
+++ zope.security-4.0.3/debian/patches/series	2017-05-13 14:20:25.000000000 +0000
@@ -0,0 +1 @@
+readme_changes.patch