diff --git a/rest_framework/locale/zh-Hans/LC_MESSAGES/django.mo b/rest_framework/locale/zh_Hans/LC_MESSAGES/django.mo
similarity index 100%
rename from rest_framework/locale/zh-Hans/LC_MESSAGES/django.mo
rename to rest_framework/locale/zh_Hans/LC_MESSAGES/django.mo
diff --git a/rest_framework/locale/zh-Hans/LC_MESSAGES/django.po b/rest_framework/locale/zh_Hans/LC_MESSAGES/django.po
similarity index 100%
rename from rest_framework/locale/zh-Hans/LC_MESSAGES/django.po
rename to rest_framework/locale/zh_Hans/LC_MESSAGES/django.po
diff --git a/rest_framework/locale/zh-Hant/LC_MESSAGES/django.mo b/rest_framework/locale/zh_Hant/LC_MESSAGES/django.mo
similarity index 100%
rename from rest_framework/locale/zh-Hant/LC_MESSAGES/django.mo
rename to rest_framework/locale/zh_Hant/LC_MESSAGES/django.mo
diff --git a/rest_framework/locale/zh-Hant/LC_MESSAGES/django.po b/rest_framework/locale/zh_Hant/LC_MESSAGES/django.po
similarity index 100%
rename from rest_framework/locale/zh-Hant/LC_MESSAGES/django.po
rename to rest_framework/locale/zh_Hant/LC_MESSAGES/django.po