diff --git a/survey/locale/es/LC_MESSAGES/django.mo b/survey/locale/es/LC_MESSAGES/django.mo
index 09297330..539c2e3e 100644
Binary files a/survey/locale/es/LC_MESSAGES/django.mo and b/survey/locale/es/LC_MESSAGES/django.mo differ
diff --git a/survey/locale/fr/LC_MESSAGES/django.mo b/survey/locale/fr/LC_MESSAGES/django.mo
index a81d2798..a2aafe7f 100644
Binary files a/survey/locale/fr/LC_MESSAGES/django.mo and b/survey/locale/fr/LC_MESSAGES/django.mo differ
diff --git a/survey/locale/gr/LC_MESSAGES/django.mo b/survey/locale/gr/LC_MESSAGES/django.mo
new file mode 100644
index 00000000..a3a35303
Binary files /dev/null and b/survey/locale/gr/LC_MESSAGES/django.mo differ
diff --git a/survey/locale/ja/LC_MESSAGES/django.mo b/survey/locale/ja/LC_MESSAGES/django.mo
index 0982cf72..de7c8dc1 100644
Binary files a/survey/locale/ja/LC_MESSAGES/django.mo and b/survey/locale/ja/LC_MESSAGES/django.mo differ
diff --git a/survey/locale/pt/LC_MESSAGES/django.mo b/survey/locale/pt/LC_MESSAGES/django.mo
index 195f6802..2c90dd0c 100644
Binary files a/survey/locale/pt/LC_MESSAGES/django.mo and b/survey/locale/pt/LC_MESSAGES/django.mo differ
diff --git a/survey/locale/pt/LC_MESSAGES/django.po b/survey/locale/pt/LC_MESSAGES/django.po
index 761c5754..9b45c132 100644
--- a/survey/locale/pt/LC_MESSAGES/django.po
+++ b/survey/locale/pt/LC_MESSAGES/django.po
@@ -16,7 +16,7 @@ msgstr ""
 "MIME-Version: 1.0\n"
 "Content-Type: text/plain; charset=UTF-8\n"
 "Content-Transfer-Encoding: 8bit\n"
-"Plural-Forms: nplurals=INTEGER; plural=EXPRESSION;\n"
+"Plural-Forms: nplurals=2; plural=(n > 1);\n"
 
 #: dev/templates/base.html:3
 msgid "en"
diff --git a/survey/locale/ru/LC_MESSAGES/django.mo b/survey/locale/ru/LC_MESSAGES/django.mo
index 7d6847e3..6645718c 100644
Binary files a/survey/locale/ru/LC_MESSAGES/django.mo and b/survey/locale/ru/LC_MESSAGES/django.mo differ
diff --git a/survey/locale/tr/LC_MESSAGES/django.mo b/survey/locale/tr/LC_MESSAGES/django.mo
index 1ea9cfd2..aef1988e 100644
Binary files a/survey/locale/tr/LC_MESSAGES/django.mo and b/survey/locale/tr/LC_MESSAGES/django.mo differ