diff --git a/setup.py b/setup.py
index 8144f9535e..79eb2564f2 100644
--- a/setup.py
+++ b/setup.py
@@ -42,6 +42,7 @@ setup(name='trytond_' + info['name'].lower(),
         'License :: OSI Approved :: GNU General Public License (GPL)',
         'Natural Language :: English',
         'Natural Language :: French',
+        'Natural Language :: German',
         'Operating System :: OS Independent',
         'Programming Language :: Python',
         'Topic :: Office/Business',