diff --git a/plinth/locale/cs/LC_MESSAGES/django.po b/plinth/locale/cs/LC_MESSAGES/django.po
index 258c91866..95c63f8f7 100644
--- a/plinth/locale/cs/LC_MESSAGES/django.po
+++ b/plinth/locale/cs/LC_MESSAGES/django.po
@@ -8,7 +8,7 @@ msgstr ""
 "Project-Id-Version: PACKAGE VERSION\n"
 "Report-Msgid-Bugs-To: \n"
 "POT-Creation-Date: 2017-07-10 22:56-0400\n"
-"PO-Revision-Date: 2017-08-22 17:04+0000\n"
+"PO-Revision-Date: 2017-08-30 13:44+0000\n"
 "Last-Translator: Pavel Borecki <pavel.borecki@gmail.com>\n"
 "Language-Team: Czech "
 "<https://hosted.weblate.org/projects/freedombox/plinth/cs/>\n"
@@ -970,6 +970,8 @@ msgid ""
 "You may want to check the <a href=\"%(networks_url)s\">network setup</a> and "
 "modify it if necessary."
 msgstr ""
+"Možná bude třeba zkontrolovat <a href=\"%(networks_url)s\">nastavení sítě</a>"
+" a případně pravit."
 
 #: plinth/modules/first_boot/templates/firstboot_navbar.html:23
 #: plinth/modules/help/templates/help_index.html:25
@@ -1316,6 +1318,8 @@ msgid ""
 "Chat Client \n"
 " (JSXC)"
 msgstr ""
+"Chatovací klient\n"
+"(JSXC)"
 
 #: plinth/modules/jsxc/__init__.py:40
 msgid ""
@@ -1330,6 +1334,8 @@ msgid ""
 "Chat Client \n"
 " (jsxc)"
 msgstr ""
+"Chatovací klient\n"
+"(jsxc)"
 
 #: plinth/modules/letsencrypt/__init__.py:39
 #: plinth/modules/letsencrypt/__init__.py:64
@@ -3230,7 +3236,7 @@ msgstr "Vrátit do podoby zachyceného stavu"
 
 #: plinth/modules/sso/__init__.py:30
 msgid "Single Sign On"
-msgstr ""
+msgstr "Sdružené přihlášení (SSO)"
 
 #: plinth/modules/sso/templates/login.html:35
 msgid "Login"