diff --git a/modoboa/locale/cs/LC_MESSAGES/djangopo.po b/modoboa/locale/cs_CZ/LC_MESSAGES/django.po
similarity index 100%
rename from modoboa/locale/cs/LC_MESSAGES/djangopo.po
rename to modoboa/locale/cs_CZ/LC_MESSAGES/django.po
diff --git a/modoboa/locale/cs/LC_MESSAGES/djangojspo.po b/modoboa/locale/cs_CZ/LC_MESSAGES/djangojs.po
similarity index 100%
rename from modoboa/locale/cs/LC_MESSAGES/djangojspo.po
rename to modoboa/locale/cs_CZ/LC_MESSAGES/djangojs.po