diff -Nru sbuild-0.67.0/debian/changelog sbuild-0.67.0/debian/changelog
--- sbuild-0.67.0/debian/changelog	2016-04-07 11:47:55.000000000 +0000
+++ sbuild-0.67.0/debian/changelog	2016-04-19 13:52:52.000000000 +0000
@@ -1,3 +1,9 @@
+sbuild (0.67.0-2ubuntu7) xenial; urgency=medium
+
+  * utf-8-by-default.patch: Switch to C.UTF-8 by default (LP: #1566590)
+
+ -- Adam Conrad <adconrad@ubuntu.com>  Tue, 19 Apr 2016 07:51:15 -0600
+
 sbuild (0.67.0-2ubuntu6) xenial; urgency=medium
 
   * dummy-archive-sha512.patch: Sbuild::ResolverBase: sign dummy archive
diff -Nru sbuild-0.67.0/debian/patches/series sbuild-0.67.0/debian/patches/series
--- sbuild-0.67.0/debian/patches/series	2016-04-07 11:46:30.000000000 +0000
+++ sbuild-0.67.0/debian/patches/series	2016-04-19 14:12:56.000000000 +0000
@@ -7,3 +7,4 @@
 copy-dummy-archive.patch
 apt-conf-quotes.patch
 dummy-archive-sha512.patch
+utf-8-by-default.patch
diff -Nru sbuild-0.67.0/debian/patches/utf-8-by-default.patch sbuild-0.67.0/debian/patches/utf-8-by-default.patch
--- sbuild-0.67.0/debian/patches/utf-8-by-default.patch	1970-01-01 00:00:00.000000000 +0000
+++ sbuild-0.67.0/debian/patches/utf-8-by-default.patch	2016-04-19 14:13:18.000000000 +0000
@@ -0,0 +1,35 @@
+Description: utf-8-by-default.patch: Switch to C.UTF-8 by default (LP: #1566590)
+Author: Adam Conrad <adconrad@ubuntu.com>
+Bug-Ubuntu: https://bugs.launchpad.net/bugs/1566590
+
+--- sbuild-0.67.0.orig/lib/Sbuild/Build.pm
++++ sbuild-0.67.0/lib/Sbuild/Build.pm
+@@ -100,7 +100,7 @@ sub new {
+     $host_defaults->{'USER'} = $self->get_conf('USERNAME');
+     $host_defaults->{'DIR'} = $self->get_conf('HOME');
+     $host_defaults->{'STREAMIN'} = $devnull;
+-    $host_defaults->{'ENV'}->{'LC_ALL'} = 'POSIX';
++    $host_defaults->{'ENV'}->{'LC_ALL'} = 'C.UTF-8';
+     $host_defaults->{'ENV'}->{'SHELL'} = '/bin/sh';
+     $host_defaults->{'ENV_FILTER'} = $self->get_conf('ENVIRONMENT_FILTER');
+     # Note, this should never fail.  But, we should handle failure anyway.
+@@ -506,7 +506,7 @@ sub run_chroot_session {
+ 	$chroot_defaults->{'STREAMIN'} = $devnull;
+ 	$chroot_defaults->{'STREAMOUT'} = $self->get('Log Stream');
+ 	$chroot_defaults->{'STREAMERR'} = $self->get('Log Stream');
+-	$chroot_defaults->{'ENV'}->{'LC_ALL'} = 'POSIX';
++	$chroot_defaults->{'ENV'}->{'LC_ALL'} = 'C.UTF-8';
+ 	$chroot_defaults->{'ENV'}->{'SHELL'} = '/bin/sh';
+ 	$chroot_defaults->{'ENV'}->{'HOME'} = '/sbuild-nonexistent';
+ 	$chroot_defaults->{'ENV_FILTER'} = $self->get_conf('ENVIRONMENT_FILTER');
+--- sbuild-0.67.0.orig/lib/Sbuild/Utility.pm
++++ sbuild-0.67.0/lib/Sbuild/Utility.pm
+@@ -25,7 +25,7 @@ use Sbuild::ChrootInfoSchroot;
+ use Sbuild::ChrootInfoSudo;
+ use Sbuild::Sysconfig;
+ 
+-$ENV{'LC_ALL'} = "POSIX";
++$ENV{'LC_ALL'} = "C.UTF-8";
+ $ENV{'SHELL'} = '/bin/sh';
+ 
+ # avoid intermixing of stdout and stderr