diff --git a/os/linux/nixos/docs/presentations.txt b/os/linux/nixos/docs/presentations.txt
index 029a751da..ed39a34ac 100644
--- a/os/linux/nixos/docs/presentations.txt
+++ b/os/linux/nixos/docs/presentations.txt
@@ -3,6 +3,8 @@ Nixos - Valentin Gagarin - Thomas Bereknyei & John Ericson – Unexplored superp
     https://www.youtube.com/watch?v=T3vq9Mf5mXQ
 Nixos - Valentin Gagarin - Theophane Hufschmitt & Matthias Meschede – Build system for business (2023 Nix Developer Dialogues) of 1:02:27
     https://www.youtube.com/watch?v=g_6vi14aD0c
+Nixos - Valentin Gagarin - Ryan Lahfa – Convergent configuration with NixOS (2023 Nix Developer Dialogues) of 1:01:45
+    https://www.youtube.com/watch?v=XdB690EGDdE
 MoscowProgrammingClub - Nix - Not Only PM 0:00 of 1:49:05
     https://www.youtube.com/watch?v=0Lhahzs-Wos
 Nixos - Valentin Gagarin - Silvan Mosberger – Paving roads through the jungle (2023 Nix Developer Dialogues) of 1:00:36