diff --git a/blackout/lang/is/messages.po b/blackout/lang/is/messages.po
new file mode 100644
index 00000000..0c011bfd
--- /dev/null
+++ b/blackout/lang/is/messages.po
@@ -0,0 +1,52 @@
+# ADDON blackout
+# Copyright (C)
+# This file is distributed under the same license as the Friendica blackout addon package.
+# 
+# 
+# Translators:
+# Sveinn í Felli <sv1@fellsnet.is>, 2018
+msgid ""
+msgstr ""
+"Project-Id-Version: friendica\n"
+"Report-Msgid-Bugs-To: \n"
+"POT-Creation-Date: 2014-06-22 13:18+0200\n"
+"PO-Revision-Date: 2018-05-24 15:15+0000\n"
+"Last-Translator: Sveinn í Felli <sv1@fellsnet.is>\n"
+"Language-Team: Icelandic (http://www.transifex.com/Friendica/friendica/language/is/)\n"
+"MIME-Version: 1.0\n"
+"Content-Type: text/plain; charset=UTF-8\n"
+"Content-Transfer-Encoding: 8bit\n"
+"Language: is\n"
+"Plural-Forms: nplurals=2; plural=(n % 10 != 1 || n % 100 == 11);\n"
+
+#: blackout.php:99
+msgid "Save Settings"
+msgstr "Vista stillingar"
+
+#: blackout.php:100
+msgid "Redirect URL"
+msgstr ""
+
+#: blackout.php:100
+msgid "all your visitors from the web will be redirected to this URL"
+msgstr ""
+
+#: blackout.php:101
+msgid "Begin of the Blackout"
+msgstr ""
+
+#: blackout.php:101
+msgid ""
+"format is <em>YYYY</em> year, <em>MM</em> month, <em>DD</em> day, "
+"<em>hh</em> hour and <em>mm</em> minute"
+msgstr ""
+
+#: blackout.php:102
+msgid "End of the Blackout"
+msgstr ""
+
+#: blackout.php:108
+msgid ""
+"The end-date is prior to the start-date of the blackout, you should fix "
+"this."
+msgstr ""
diff --git a/blackout/lang/is/strings.php b/blackout/lang/is/strings.php
index 94f89330..41980a4d 100644
--- a/blackout/lang/is/strings.php
+++ b/blackout/lang/is/strings.php
@@ -1,3 +1,15 @@
-<?php
-
-$a->strings["Submit"] = "Senda inn";
+<?php
+
+if(! function_exists("string_plural_select_is")) {
+function string_plural_select_is($n){
+	$n = intval($n);
+	return ($n % 10 != 1 || $n % 100 == 11);;
+}}
+;
+$a->strings["Save Settings"] = "Vista stillingar";
+$a->strings["Redirect URL"] = "";
+$a->strings["all your visitors from the web will be redirected to this URL"] = "";
+$a->strings["Begin of the Blackout"] = "";
+$a->strings["format is <em>YYYY</em> year, <em>MM</em> month, <em>DD</em> day, <em>hh</em> hour and <em>mm</em> minute"] = "";
+$a->strings["End of the Blackout"] = "";
+$a->strings["The end-date is prior to the start-date of the blackout, you should fix this."] = "";