diff --git a/viewsrc/lang/cs/messages.po b/viewsrc/lang/cs/messages.po
new file mode 100644
index 00000000..65429dde
--- /dev/null
+++ b/viewsrc/lang/cs/messages.po
@@ -0,0 +1,23 @@
+# ADDON viewsrc
+# Copyright (C)
+# This file is distributed under the same license as the Friendica viewsrc addon package.
+# 
+# 
+#, fuzzy
+msgid ""
+msgstr ""
+"Project-Id-Version: \n"
+"Report-Msgid-Bugs-To: \n"
+"POT-Creation-Date: 2013-02-27 05:01-0500\n"
+"PO-Revision-Date: YEAR-MO-DA HO:MI+ZONE\n"
+"Last-Translator: Lorem Ipsum <aditoo@seznam.cz>, 2018\n"
+"Language-Team: Czech (https://www.transifex.com/Friendica/teams/12172/cs/)\n"
+"MIME-Version: 1.0\n"
+"Content-Type: text/plain; charset=UTF-8\n"
+"Content-Transfer-Encoding: 8bit\n"
+"Language: cs\n"
+"Plural-Forms: nplurals=4; plural=(n == 1 && n % 1 == 0) ? 0 : (n >= 2 && n <= 4 && n % 1 == 0) ? 1: (n % 1 != 0 ) ? 2 : 3;\n"
+
+#: viewsrc.php:39
+msgid "View Source"
+msgstr "Zobrazit zdroj"
diff --git a/viewsrc/lang/cs/strings.php b/viewsrc/lang/cs/strings.php
index 576760bc..6ac28bcf 100644
--- a/viewsrc/lang/cs/strings.php
+++ b/viewsrc/lang/cs/strings.php
@@ -1,3 +1,9 @@
-<?php
-
-$a->strings["View Source"] = "Zobrazit zdroj";
+<?php
+
+if(! function_exists("string_plural_select_cs")) {
+function string_plural_select_cs($n){
+	$n = intval($n);
+	return ($n == 1 && $n % 1 == 0) ? 0 : ($n >= 2 && $n <= 4 && $n % 1 == 0) ? 1: ($n % 1 != 0 ) ? 2 : 3;;
+}}
+;
+$a->strings["View Source"] = "Zobrazit zdroj";