diff --git a/INSTALL.md b/INSTALL.md
index 1d7873143f9df7117e2d6515c367f6b316b201e7..e9872d96b055efad591a17f136a041830c78e930 100644
--- a/INSTALL.md
+++ b/INSTALL.md
@@ -2,7 +2,7 @@ INSTALLING TYPO3
 ================
 
 TYPO3 is an open source PHP based web content management system released
-under the GNU GPL. TYPO3 is copyright (c) 1999-2015 by Kasper Skaarhoj.
+under the GNU GPL. TYPO3 is copyright (c) 1999-2018 by Kasper Skaarhoj.
 
 This document describes:
 
diff --git a/README.md b/README.md
index 7b3d31f3589b5f6a245b170a1fd791579f8c5474..49525e405e1899567b133e2e550a4c4fb9d4dfba 100644
--- a/README.md
+++ b/README.md
@@ -4,7 +4,7 @@ TYPO3 CMS
 [![Build Status](https://travis-ci.org/TYPO3/TYPO3.CMS.svg?branch=master)](https://travis-ci.org/TYPO3/TYPO3.CMS)
 
 TYPO3 is an open source PHP based web content management system released
-under the GNU GPL. TYPO3 is copyright (c) 1999-2017 by Kasper Skaarhoj.
+under the GNU GPL. TYPO3 is copyright (c) 1999-2018 by Kasper Skaarhoj.
 
 This document provides a basic introduction to TYPO3.
 
diff --git a/typo3/sysext/core/Classes/Core/SystemEnvironmentBuilder.php b/typo3/sysext/core/Classes/Core/SystemEnvironmentBuilder.php
index 4c02c30ceb6001fc8b62e42c9dbff5363d48b96d..61a73d19594b47be44e6a55bbdf82cc36466d636 100644
--- a/typo3/sysext/core/Classes/Core/SystemEnvironmentBuilder.php
+++ b/typo3/sysext/core/Classes/Core/SystemEnvironmentBuilder.php
@@ -87,7 +87,7 @@ class SystemEnvironmentBuilder
         // This version, branch and copyright
         define('TYPO3_version', '7.6.25-dev');
         define('TYPO3_branch', '7.6');
-        define('TYPO3_copyright_year', '1998-2017');
+        define('TYPO3_copyright_year', '1998-2018');
 
         // TYPO3 external links
         define('TYPO3_URL_GENERAL', 'https://typo3.org/');