diff --git a/debian/changelog b/debian/changelog
index b10061e..a75a9a3 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -8,6 +8,8 @@ ubuntu-dev-tools (0.136) UNRELEASED; urgency=low
     -Allow creating experimental chroots again (LP: #885499)
     - experimental shouldn't be the default in experimental chroots.
     - Add --eatmydata flag (LP: #888440)
+  * pbuilder-dist: Support using non-master mirrors. Thanks Mathieu Parent.
+    (LP: #824285)
 
  -- Stefano Rivera <stefanor@debian.org>  Sat, 12 Nov 2011 23:28:05 +0200
 
diff --git a/doc/pbuilder-dist.1 b/doc/pbuilder-dist.1
index fd98d58..0b79e47 100644
--- a/doc/pbuilder-dist.1
+++ b/doc/pbuilder-dist.1
@@ -104,6 +104,15 @@ saved in the results subdirectory of each build environment.
 The default authentication method is \fBsudo\fP. You can change this by
 setting the \fBPBUILDAUTH\fP variable.
 .PP
+By default, \fBpbuilder\-dist\fP use the master Debian and Ubuntu mirrors.
+The pbuilder \fBMIRRORSITE\fP and \fBOTHERMIRROR\fP variables are
+supported, as are the standard ubuntu\-dev\-tools variables:
+\fBUBUNTUTOOLS_DEBIAN_MIRROR\fP, \fBPBUILDER_DIST_DEBIAN_MIRROR\fP,
+\fBUBUNTUTOOLS_UBUNTU_MIRROR\fP, \fBPBUILDER_DIST_UBUNTU\fP,
+\fBUBUNTUTOOLS_UBUNTU_PORTS_MIRROR\fP, and
+\fBPBUILDER_DIST_UBUNTU_PORTS_MIRROR\fP.
+See \fBubuntu\-dev\-tools\fP (5) for details.
+.PP
 You may also want to know that \fBpbuilder\-dist\fP exports \fBDIST\fP and
 \fBARCH\fP environment variables to the invoked process, containing the name
 of the distribution and the architecture targeted by the current build. You
@@ -117,7 +126,10 @@ Please ensure first that the problem is really this script and not an issue
 with \fBpbuilder\fP or \fBcowbuilder\fP themselves.
 
 .SH SEE ALSO
-\fBpbuilder\fR, \fBpbuilderrc\fR, \fBcowbuilder\fR
+.BR pbuilder (1),
+.BR pbuilderrc (5),
+.BR cowbuilder (1),
+.BR ubuntu\-dev\-tools (5).
 
 .SH AUTHORS
 \fBpbuilder\-dist\fP and this manual page were written by Siegfried-A. Gevatter
diff --git a/doc/ubuntu-dev-tools.5 b/doc/ubuntu-dev-tools.5
index adbd70f..35d83f0 100644
--- a/doc/ubuntu-dev-tools.5
+++ b/doc/ubuntu-dev-tools.5
@@ -76,6 +76,12 @@ Should be of the form \fBhttp://archive.ubuntu.com/ubuntu\fR (no
 trailing slash).
 If not specified, the master will be used.
 .TP
+.B UBUNTUTOOLS_UBUNTU_PORTS_MIRROR
+The preferred Ubuntu archive mirror.
+Should be of the form \fBhttp://ports.ubuntu.com\fR (no
+trailing slash).
+If not specified, the master will be used.
+.TP
 .B UBUNTUTOOLS_LPINSTANCE
 The launchpad instance to communicate with. e.g. \fBproduction\fR
 (default) or \fBstaging\fR.
diff --git a/pbuilder-dist b/pbuilder-dist
index 8ce0320..a4faad1 100755
--- a/pbuilder-dist
+++ b/pbuilder-dist
@@ -36,6 +36,7 @@ from devscripts.logger import Logger
 from distro_info import DebianDistroInfo
 
 import ubuntutools.misc
+from ubuntutools.config import UDTConfig
 from ubuntutools import subprocess
 
 class PbuilderDist:
@@ -232,24 +233,33 @@ class PbuilderDist:
                     'deb file:///var/cache/archive/ %s/' % self.target_distro,
             ]
 
+        config = UDTConfig()
         if self.target_distro in self._debian_distros:
-            arguments += ['--mirror', 'http://ftp.debian.org/debian']
+            mirror = os.environ.get('MIRRORSITE',
+                    config.get_value('DEBIAN_MIRROR'))
+            arguments += ['--mirror', mirror]
             components = 'main'
             if self.extra_components:
                 components += ' contrib non-free'
         else:
+            mirror = os.environ.get('MIRRORSITE',
+                    config.get_value('UBUNTU_MIRROR'))
+            ports_mirror = os.environ.get('MIRRORSITE',
+                    config.get_value('UBUNTU_PORTS_MIRROR'))
             if self.build_architecture in ('amd64', 'i386'):
-                arguments += ['--mirror', 'http://archive.ubuntu.com/ubuntu/']
+                arguments += ['--mirror', mirror]
             elif (self.build_architecture == 'powerpc'
                     and self.target_distro == 'dapper'):
-                arguments += ['--mirror', 'http://archive.ubuntu.com/ubuntu/']
+                arguments += ['--mirror', mirror]
             else:
-                arguments += ['--mirror',
-                              'http://ports.ubuntu.com/ubuntu-ports/']
+                arguments += ['--mirror', ports_mirror]
             components = 'main restricted'
             if self.extra_components:
                 components += ' universe multiverse'
 
+        if 'OTHERMIRROR' in os.environ:
+            arguments += ['--othermirror', os.environ['OTHERMIRROR']]
+
         # Work around LP:#599695
         if (ubuntutools.misc.system_distribution() == 'Debian'
                 and self.target_distro not in self._debian_distros):
diff --git a/ubuntutools/config.py b/ubuntutools/config.py
index 1743247..a53e293 100644
--- a/ubuntutools/config.py
+++ b/ubuntutools/config.py
@@ -38,6 +38,7 @@ class UDTConfig(object):
         'LPINSTANCE': 'production',
         'MIRROR_FALLBACK': True,
         'UBUNTU_MIRROR': 'http://archive.ubuntu.com/ubuntu',
+        'UBUNTU_PORTS_MIRROR': 'http://ports.ubuntu.com',
         'UPDATE_BUILDER': False,
         'WORKDIR': None,
     }