diff --git a/languages/plugin-update-checker-cs_CZ.mo b/languages/plugin-update-checker-cs_CZ.mo
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diff --git a/languages/plugin-update-checker-cs_CZ.po b/languages/plugin-update-checker-cs_CZ.po
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+msgid ""
+msgstr ""
+"Project-Id-Version: plugin-update-checker\n"
+"Report-Msgid-Bugs-To: \n"
+"POT-Creation-Date: 2017-05-20 10:53+0300\n"
+"PO-Revision-Date: 2017-07-05 15:39+0000\n"
+"Last-Translator: Vojtěch Sajdl <vojtech@sajdl.com>\n"
+"Language-Team: Czech (Czech Republic)\n"
+"Language: cs-CZ\n"
+"Plural-Forms: nplurals=2; plural=(n != 1)\n"
+"MIME-Version: 1.0\n"
+"Content-Type: text/plain; charset=UTF-8\n"
+"Content-Transfer-Encoding: 8bit\n"
+"X-Loco-Source-Locale: cs_CZ\n"
+"X-Generator: Loco - https://localise.biz/\n"
+"X-Poedit-Basepath: ..\n"
+"X-Poedit-SourceCharset: UTF-8\n"
+"X-Poedit-KeywordsList: __;_e;_x:1,2c;_x\n"
+"X-Poedit-SearchPath-0: .\n"
+"X-Loco-Parser: loco_parse_po"
+
+#: Puc/v4p1/Plugin/UpdateChecker.php:358
+msgid "Check for updates"
+msgstr "Zkontrolovat aktualizace"
+
+#: Puc/v4p1/Plugin/UpdateChecker.php:405
+#, php-format
+msgctxt "the plugin title"
+msgid "The %s plugin is up to date."
+msgstr "Plugin %s je aktuální."
+
+#: Puc/v4p1/Plugin/UpdateChecker.php:407
+#, php-format
+msgctxt "the plugin title"
+msgid "A new version of the %s plugin is available."
+msgstr "Nová verze pluginu %s je dostupná."
+
+#: Puc/v4p1/Plugin/UpdateChecker.php:409
+#, php-format
+msgid "Unknown update checker status \"%s\""
+msgstr "Neznámý status kontroly aktualizací \"%s\""
+
+#: Puc/v4p1/Vcs/PluginUpdateChecker.php:83
+msgid "There is no changelog available."
+msgstr "Changelog není dostupný."