diff --git a/src/99-appendices/01-contributors.md b/src/99-appendices/01-contributors.md
index 607daaf60f..c963435554 100644
--- a/src/99-appendices/01-contributors.md
+++ b/src/99-appendices/01-contributors.md
@@ -22,7 +22,7 @@ Legend (source:
 | 🔧    | Tools                                                                       |
 | 🌍    | Translation                                                                 |
 | ⚠️    | Tests                                                                       |
-| ✅     | Tutorials                                                                   |
+| ✅    | Tutorials                                                                   |
 | 📢    | Talks                                                                       |
 | 📹    | Videos                                                                      |
 
@@ -88,6 +88,7 @@ your name is not listed, please add it.
 -   Dylan Nielson 📖💻🔧
 -   Guiomar Niso 📖💡📢
 -   Robert Oostenveld 📖🔧📢💡✅⚠️🤔
+-   Dimitri Papadopoulos Orfanos 📖💡🤔💬
 -   Patrick Park 📖💡💬
 -   Dianne Patterson 📖
 -   John Pellman 📖