diff --git a/setup.py b/setup.py
index 57fc431f35..e1572d2d5b 100644
--- a/setup.py
+++ b/setup.py
@@ -82,6 +82,7 @@ setup(name=PACKAGE,
                 glob.glob('share/pixmaps/*.svg')),
         ('share/locale/fr_FR/LC_MESSAGES', glob.glob('share/locale/fr_FR/LC_MESSAGES/*.mo')),
         ('share/locale/de_DE/LC_MESSAGES', glob.glob('share/locale/de_DE/LC_MESSAGES/*.mo')),
+        ('share/locale/es_ES/LC_MESSAGES', glob.glob('share/locale/es_ES/LC_MESSAGES/*.mo')),
     ],
     scripts=['bin/tryton'],
     classifiers=[