diff --git a/MANIFEST.in b/MANIFEST.in
index f2f691a0e8..05c3f792e3 100644
--- a/MANIFEST.in
+++ b/MANIFEST.in
@@ -6,6 +6,7 @@ include LICENSE
 include tryton.cfg
 include *.xml
 include view/*.xml
+include *.odt
 include locale/*.po
 include doc/*
 include tests/*.rst
diff --git a/setup.py b/setup.py
index 86c6dac5cb..cf14742d67 100644
--- a/setup.py
+++ b/setup.py
@@ -63,7 +63,7 @@ setup(name=name,
         ],
     package_data={
         'trytond.modules.account_dunning_letter': (info.get('xml', [])
-            + ['tryton.cfg', 'view/*.xml', 'locale/*.po']),
+            + ['tryton.cfg', 'view/*.xml', 'locale/*.po', 'letter.odt']),
         },
     classifiers=[
         'Development Status :: 5 - Production/Stable',