diff --git a/locale/cs/LC_MESSAGES/django.po b/locale/cs/LC_MESSAGES/django.po
index 552a3f39b..d0e05127a 100644
--- a/locale/cs/LC_MESSAGES/django.po
+++ b/locale/cs/LC_MESSAGES/django.po
@@ -74,7 +74,7 @@ msgstr "Obě zadaná hesla se musí shodovat."
 msgid ""
 "This email address is already in use. Please supply a different email "
 "address."
-msgstr ""
+msgstr "Tuto adresu již někdo používá. Prosím zadejte jinou."
 
 #: accounts/models.py:14
 msgid "Interface Language"