diff --git a/configs/releng/packages.x86_64 b/configs/releng/packages.x86_64
index 21bac36..629c144 100644
--- a/configs/releng/packages.x86_64
+++ b/configs/releng/packages.x86_64
@@ -121,3 +121,15 @@ ostree
 xterm
 # Gestionnaire D&D 5e (dés, personnages, grimoire, sessions, combat).
 fws-dnd
+
+# --- Gameboot : dual-boot Windows gaming (déploiement offline + Secure Boot) ---
+# Outils universels de fws-windows-deploy (%post, hors ligne) + fws-secureboot-setup.
+# NB : PAS de 'nvidia' ici (conditionnel via fws-setup-hardware).
+#   wimlib = apply install.wim/.esd ; hivex = BCD + anti-BitLocker offline ;
+#   sbctl/sbsigntools/mokutil = Secure Boot ; binutils = objdump (.sbat).
+wimlib
+hivex
+sbctl
+sbsigntools
+mokutil
+binutils