diff --git a/LICENSE.md b/LICENSE.md
index 9acc8de..73dd9cb 100644
--- a/LICENSE.md
+++ b/LICENSE.md
@@ -1,6 +1,6 @@
 The MIT License (MIT)
 
-Copyright (c) 2018 - 2023 Tomasz Pęczek
+Copyright (c) 2018 - 2024 Tomasz Pęczek
 
 Permission is hereby granted, free of charge, to any person obtaining a copy of
 this software and associated documentation files (the "Software"), to deal in
diff --git a/README.md b/README.md
index 78736dd..8d3fa7a 100644
--- a/README.md
+++ b/README.md
@@ -48,6 +48,6 @@ My blog and open source projects are result of my passion for software developme
 
 ## Copyright and License
 
-Copyright © 2018 - 2023 Tomasz Pęczek
+Copyright © 2018 - 2024 Tomasz Pęczek
 
 Licensed under the [MIT License](https://github.com/tpeczek/Lib.Net.Http.WebPush/blob/master/LICENSE.md)
\ No newline at end of file
diff --git a/docs/DocFx.Net.Http.WebPush/docfx.json b/docs/DocFx.Net.Http.WebPush/docfx.json
index 1e0fc43..f874b5a 100644
--- a/docs/DocFx.Net.Http.WebPush/docfx.json
+++ b/docs/DocFx.Net.Http.WebPush/docfx.json
@@ -42,7 +42,7 @@
     "dest": "wwwroot",
     "globalMetadata": {
       "_appTitle": "Lib.Net.Http.WebPush",
-      "_appFooter": "Copyright © 2018 - 2023 Tomasz Pęczek",
+      "_appFooter": "Copyright © 2018 - 2024 Tomasz Pęczek",
       "_appLogoPath": "resources/svg/logo.svg",
       "_appFaviconPath": "resources/ico/favicon.ico",
       "_disableBreadcrumb": true,
diff --git a/src/Lib.AspNetCore.WebPush/Lib.AspNetCore.WebPush.csproj b/src/Lib.AspNetCore.WebPush/Lib.AspNetCore.WebPush.csproj
index 65f16cf..07dd139 100644
--- a/src/Lib.AspNetCore.WebPush/Lib.AspNetCore.WebPush.csproj
+++ b/src/Lib.AspNetCore.WebPush/Lib.AspNetCore.WebPush.csproj
@@ -2,7 +2,7 @@
   <PropertyGroup>
     <Description>This package contains ASP.NET Core extensions for Web Push Protocol based client for Push Service.</Description>
     <Tags>AspNetCore WebPush</Tags>
-    <Copyright>Copyright © 2019 - 2023 Tomasz Pęczek</Copyright>
+    <Copyright>Copyright © 2019 - 2024 Tomasz Pęczek</Copyright>
     <VersionPrefix>2.2.1</VersionPrefix>
     <Authors>Tomasz Pęczek</Authors>
     <TargetFrameworks>netcoreapp3.1;net5.0;net6.0;net461</TargetFrameworks>
diff --git a/src/Lib.Azure.WebJobs.Extensions.WebPush/Lib.Azure.WebJobs.Extensions.WebPush.csproj b/src/Lib.Azure.WebJobs.Extensions.WebPush/Lib.Azure.WebJobs.Extensions.WebPush.csproj
index a22e51f..1ac9cc9 100644
--- a/src/Lib.Azure.WebJobs.Extensions.WebPush/Lib.Azure.WebJobs.Extensions.WebPush.csproj
+++ b/src/Lib.Azure.WebJobs.Extensions.WebPush/Lib.Azure.WebJobs.Extensions.WebPush.csproj
@@ -2,7 +2,7 @@
   <PropertyGroup>
     <Description>This package contains Azure Functions and Azure WebJobs binding extensions for Web Push Protocol based client for Push Service.</Description>
     <Tags>Azure WebJobs AzureFunctions WebPush</Tags>
-    <Copyright>Copyright © 2019 - 2023 Tomasz Pęczek</Copyright>
+    <Copyright>Copyright © 2019 - 2024 Tomasz Pęczek</Copyright>
     <VersionPrefix>1.4.1</VersionPrefix>
     <Authors>Tomasz Pęczek</Authors>
     <TargetFramework>netstandard2.0</TargetFramework>
diff --git a/src/Lib.Net.Http.WebPush/Lib.Net.Http.WebPush.csproj b/src/Lib.Net.Http.WebPush/Lib.Net.Http.WebPush.csproj
index 60b706a..5bbd353 100644
--- a/src/Lib.Net.Http.WebPush/Lib.Net.Http.WebPush.csproj
+++ b/src/Lib.Net.Http.WebPush/Lib.Net.Http.WebPush.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
   <PropertyGroup>
     <Description>Lib.Net.Http.WebPush is a library which provides a Web Push Protocol based client for Push Service.</Description>
-    <Copyright>Copyright © 2018 - 2023 Tomasz Pęczek</Copyright>
+    <Copyright>Copyright © 2018 - 2024 Tomasz Pęczek</Copyright>
     <VersionPrefix>3.2.1</VersionPrefix>
     <Authors>Tomasz Pęczek</Authors>
     <TargetFrameworks>net451;net461;netstandard2.0;net5.0;net6.0</TargetFrameworks>