diff --git a/src/GmRelay.Bot/Program.cs b/src/GmRelay.Bot/Program.cs
index 29e1968..e3eb451 100644
--- a/src/GmRelay.Bot/Program.cs
+++ b/src/GmRelay.Bot/Program.cs
@@ -79,6 +79,8 @@ builder.Services.AddSingleton<HandleRescheduleTimeInputHandler>();
 builder.Services.AddSingleton<HandleRescheduleVoteHandler>();
 builder.Services.AddSingleton<RescheduleVotingFinalizer>();
 
+builder.Services.AddSingleton<DirectSessionNotificationSender>();
+
 // ── Telegram infrastructure ──────────────────────────────────────────
 builder.Services.AddSingleton<UpdateRouter>();
 builder.Services.AddSingleton<ITelegramUpdateHandler>(sp => sp.GetRequiredService<UpdateRouter>());