diff --git a/sample_mm/sample_mm.cpp b/sample_mm/sample_mm.cpp
index 77a2f77..c5520ff 100644
--- a/sample_mm/sample_mm.cpp
+++ b/sample_mm/sample_mm.cpp
@@ -28,7 +28,6 @@ SH_DECL_HOOK5(IServerGameClients, ClientConnect, SH_NOATTRIB, 0, bool, edict_t *
 SH_DECL_HOOK2(IGameEventManager2, FireEvent, SH_NOATTRIB, 0, bool, IGameEvent *, bool);
 
 #if SOURCE_ENGINE >= SE_ORANGEBOX
-SH_DECL_HOOK2_void(IServerGameClients, NetworkIDValidated, SH_NOATTRIB, 0, const char *, const char *);
 SH_DECL_HOOK2_void(IServerGameClients, ClientCommand, SH_NOATTRIB, 0, edict_t *, const CCommand &);
 #else
 SH_DECL_HOOK1_void(IServerGameClients, ClientCommand, SH_NOATTRIB, 0, edict_t *);