diff --git a/debian/changelog b/debian/changelog
index 5146b71..c68bca7 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -1,3 +1,19 @@
+sugar-chat-activity (81-3) unstable; urgency=medium
+
+  * Modernize short and long description.
+  * Update package relations:
+    + Fix recommend gstreamer1.0-plugins-good: Needed to parse WAV
+      files.
+  * Bump debhelper compatibility level to 9.
+  * Update copyright info:
+    + Use License-Grant and License-Reference fields.
+      Thanks to Ben Finney.
+  * Add lintian overrides regarding license in License-Reference field.
+    See bug#786450.
+  * Add lintian override regarding debhelper 9.
+
+ -- Jonas Smedegaard <dr@jones.dk>  Sat, 27 Jun 2015 13:35:06 -0500
+
 sugar-chat-activity (81-2) unstable; urgency=medium
 
   * Update package relations: Fix recommend evtest.
diff --git a/debian/control b/debian/control
index ab8d682..2bfcb08 100644
--- a/debian/control
+++ b/debian/control
@@ -26,11 +26,17 @@
  ${python:Provides}
 Conflicts: ${cdbs:Conflicts}
 Replaces: ${cdbs:Replaces}
-Description: chat activity for Sugar Learning Platform
+Description: Sugar Learning Platform - text chatting activity
  Sugar Learning Platform promotes collaborative learning through Sugar
  Activities that encourage critical thinking, the heart of a quality
  education.  Designed from the ground up especially for children, Sugar
  offers an alternative to traditional “office-desktop” software.
+ .
+ Learner applications in Sugar are called Activities.  They are software
+ packages that automatically save your work - producing specific
+ instances of the Activity that can be resumed at a later time.  Many
+ Activities support learner collaboration, where multiple learners may
+ be invited to join a collective Activity session.
  .
  The Chat activity provides a simple interface for collaborative
  discussion, be it between two individuals or among a group as large as
diff --git a/debian/copyright_hints b/debian/copyright_hints
index b4068af..8028803 100644
--- a/debian/copyright_hints
+++ b/debian/copyright_hints
@@ -16,6 +16,7 @@
  debian/control.in
  debian/gbp.conf
  debian/source/format
+ debian/source/lintian-overrides
  debian/watch
  icons/send.svg
  icons/smilies-white.svg
@@ -90,15 +91,9 @@
  icons/smilies/unicode-9.svg
  icons/smilies/weep.svg
  icons/smilies/wink.svg
- sounds/README
-Copyright: *No copyright*
-License: UNKNOWN
- FIXME
-
-Files: po/Chat.pot
+ po/Chat.pot
  po/af.po
  po/am.po
- po/ar.po
  po/ayc.po
  po/aym.po
  po/bg.po
@@ -116,8 +111,6 @@
  po/en_GB.po
  po/en_US.po
  po/es.po
- po/fa.po
- po/fa_AF.po
  po/ff.po
  po/fi.po
  po/fil.po
@@ -135,7 +128,6 @@
  po/it.po
  po/ja.po
  po/km.po
- po/ko.po
  po/kos.po
  po/mg.po
  po/mi.po
@@ -177,13 +169,17 @@
  po/yo.po
  po/zh_CN.po
  po/zh_TW.po
-Copyright: YEAR THE PACKAGE'S HOLDER
-License: UNKNOWN
- FIXME
-
-Files: README
+ sounds/README
 Copyright: *No copyright*
-License: GPL
+License: UNKNOWN
+ FIXME
+
+Files: po/ar.po
+ po/fa.po
+ po/fa_AF.po
+ po/ko.po
+Copyright: 
+License: UNKNOWN
  FIXME
 
 Files: chat/box.py
@@ -228,44 +224,43 @@
 Copyright: 1989, 1991 Free Software Foundation, Inc.
   <year> <name of author>
   disclaimer" for the program, if
-  interest in the program
   law:
   the software, and
   year name of author
 License: GPL-ever
  FIXME
 
+Files: README
+Copyright: *No copyright*
+License: LGPL
+ FIXME
+
 Files: po/fr.po
-Copyright: 2007,
-  YEAR THE PACKAGE'S HOLDER
+Copyright: 2007
   la discussion"
-  à un ami avant de commencer à discuter."
+  à un ami avant de commencer à discuter."
 License: UNKNOWN
  FIXME
 
 Files: po/nl.po
-Copyright: YEAR THE PACKAGE'S HOLDER
-  chat"
+Copyright: chat"
 License: UNKNOWN
  FIXME
 
 Files: po/wa.po
-Copyright: YEAR THE PACKAGE'S HOLDER
-  e berdelaedje"
+Copyright: e berdelaedje"
 License: UNKNOWN
  FIXME
 
 Files: po/pt_BR.po
-Copyright: YEAR THE PACKAGE'S HOLDER
-  exata, mas parece ser a melhor.<br /><span class="translation-space"> </span>
-  para dizer se o utilizador está ligado a uma rede (network) ou não
-  pq. se pode ver o codigo-fonte do chat no pippy, pq ele foi feito pelo pippy. Acho que deverá ficar "Fonte de Bate-Papo"
+Copyright: exata, mas parece ser a melhor.<br /><span class="translation-space"> </span>
+  para dizer se o utilizador está ligado a uma rede (network) ou não
+  pq. se pode ver o codigo-fonte do chat no pippy, pq ele foi feito pelo pippy. Acho que deverá ficar "Fonte de Bate-Papo"
 License: UNKNOWN
  FIXME
 
 Files: po/cs.po
-Copyright: YEAR THE PACKAGE'S HOLDER
-  obočí"
-License: UNKNOWN
- FIXME
-
+Copyright: obočí"
+License: UNKNOWN
+ FIXME
+