diff -Nru actdiag-0.5.3/debian/changelog actdiag-0.5.3/debian/changelog
--- actdiag-0.5.3/debian/changelog	2015-10-22 02:56:18.000000000 +0000
+++ actdiag-0.5.3/debian/changelog	2015-10-25 15:18:32.000000000 +0000
@@ -1,3 +1,9 @@
+actdiag (0.5.3-5ubuntu1) xenial; urgency=medium
+
+  * Build-depend on python-pep8.
+
+ -- Matthias Klose <doko@ubuntu.com>  Sun, 25 Oct 2015 17:18:14 +0200
+
 actdiag (0.5.3-5) unstable; urgency=medium
 
   * Fixes FTBFS: TypeError: coercing to Unicode: need string or buffer,
diff -Nru actdiag-0.5.3/debian/control actdiag-0.5.3/debian/control
--- actdiag-0.5.3/debian/control	2014-10-14 23:18:42.000000000 +0000
+++ actdiag-0.5.3/debian/control	2015-10-25 15:18:11.000000000 +0000
@@ -6,6 +6,7 @@
                python-all,
                python-setuptools,
                python-unittest2,
+               python-pep8 (>= 1.3),
                pep8 (>= 1.3),
                python-nose,
                python-blockdiag (>= 1.4.1),