diff --git a/CHANGELOG.md b/CHANGELOG.md
index 28dd98b..39d7072 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -83,7 +83,8 @@ For major (breaking) changes - **version 4, 3 and 2** - see end of page.
 
 | Version | Date       | Comment                                                                                             |
 | ------- | ---------- | --------------------------------------------------------------------------------------------------- |
-| 5.21.20 | 2023-11-24 | `powerShell()` fix invalid pattern (windows)                                                        |
+| 5.21.21 | 2023-12-21 | added end of year message                                                                           |
+| 5.21.20 | 2023-12-03 | `powerShell()` fix invalid pattern (windows)                                                        |
 | 5.21.19 | 2023-12-03 | fix typescript typings                                                                              |
 | 5.21.18 | 2023-11-24 | `networkConnections()` fix truncated ip6 addr (macOS)                                               |
 | 5.21.17 | 2023-11-11 | `system()` Raspberry Pi 5 name fix                                                                  |
diff --git a/README.md b/README.md
index 7716eaa..4b88d24 100644
--- a/README.md
+++ b/README.md
@@ -28,6 +28,28 @@
   [![Caretaker][caretaker-image]][caretaker-url]
   [![MIT license][license-img]][license-url]
 
+### Merry Christmas and Happy new year
+
+```
+                                                    .''.
+                        .''.      .        *''*    :_\/_:
+                       :_\/_:   _\(/_  .:.*_\/_*   : /\ :
+                   .''.: /\ :   ./)\   ':'* /\ * :  '..'.
+                  :_\/_:'.:::.    ' *''*    * '.\'/.' _\(/_
+                  : /\ : :::::     *_\/_*     -= o =-  /)\
+                   '..'  ':::'     * /\ *     .'/.\'.   '
+                                    *..*         :
+             *
+     *      /.\   *       *           .   *
+  .        /..'\     .     .     * .
+          */'.'\*       . .          .     *   *
+      *   /.''.'\    *     .  .     .   *
+.        */.'.'.\*
+...".""""/'.''.'.\""."."...
+         ^^^[_]^^^*
+```
+I wish you all a Merry Christmas and a peaceful New Year 2024.
+
 ## The Systeminformation Project
 This is amazing. Started as a small project just for myself, it now has > 15,000 lines of code, > 600 versions published, up to 8 mio downloads per month, > 220 mio downloads overall. #1 NPM ranking for backend packages. Thank you to all who contributed to this project!
 
diff --git a/docs/history.html b/docs/history.html
index 02a276c..8301d44 100644
--- a/docs/history.html
+++ b/docs/history.html
@@ -57,6 +57,11 @@
                     </tr>
                   </thead>
                   <tbody>
+                    <tr>
+                      <th scope="row">5.21.21</th>
+                      <td>2023-12-21</td>
+                      <td><span class="code">Thank you</span> added end of year message</td>
+                    </tr>
                     <tr>
                       <th scope="row">5.21.20</th>
                       <td>2023-12-03</td>
diff --git a/docs/index.html b/docs/index.html
index 001e7fa..0d9469f 100644
--- a/docs/index.html
+++ b/docs/index.html
@@ -212,7 +212,7 @@
           <div class="title">Downloads last month</div>
         </div>
         <div class="col-xl-4 col-lg-4 col-md-4 col-12">
-          <div class="numbers">663</div>
+          <div class="numbers">668</div>
           <div class="title">Dependents</div>
         </div>
       </div>