diff --git a/GuerrillaNtp/AssemblyInfo.cs b/GuerrillaNtp/AssemblyInfo.cs
index 737f3b9..5e4bd0f 100644
--- a/GuerrillaNtp/AssemblyInfo.cs
+++ b/GuerrillaNtp/AssemblyInfo.cs
@@ -9,7 +9,7 @@
 [assembly: AssemblyConfiguration("")]
 [assembly: AssemblyCompany("Robert Važan")]
 [assembly: AssemblyProduct("GuerrillaNtp")]
-[assembly: AssemblyCopyright("Copyright ©  2014-2018 Robert Važan")]
+[assembly: AssemblyCopyright("Copyright ©  2014-2020 Robert Važan")]
 [assembly: AssemblyTrademark("")]
 [assembly: AssemblyCulture("")]
 
diff --git a/LICENSE b/LICENSE
index 36655c3..b53ce27 100644
--- a/LICENSE
+++ b/LICENSE
@@ -187,7 +187,7 @@
       same "printed page" as the copyright notice for easier
       identification within third-party archives.
 
-   Copyright 2017 Robert Važan (https://robert.machinezoo.com/)
+   Copyright 2014-2020 Robert Važan (https://robert.machinezoo.com/)
 
    Licensed under the Apache License, Version 2.0 (the "License");
    you may not use this file except in compliance with the License.
diff --git a/NOTICE b/NOTICE
index b65e347..1966375 100644
--- a/NOTICE
+++ b/NOTICE
@@ -1,5 +1,5 @@
 GuerrillaNtp
-Copyright 2014-2018 Robert Važan
+Copyright 2014-2020 Robert Važan
 
 This product includes software developed by
 Robert Važan (https://robert.machinezoo.com/)