diff --git a/sp/src/game/server/hl2/npc_manhack.cpp b/sp/src/game/server/hl2/npc_manhack.cpp
index f04d08cb..f7dd372d 100644
--- a/sp/src/game/server/hl2/npc_manhack.cpp
+++ b/sp/src/game/server/hl2/npc_manhack.cpp
@@ -764,7 +764,7 @@ int	CNPC_Manhack::OnTakeDamage_Alive( const CTakeDamageInfo &info )
 		m_vForceVelocity = vecBestDir * info.GetDamage() * 0.5f;
 		m_flBladeSpeed = 10.0;
 
-		EmitSound( "NPC_Manhack.Bat" );	
+		PlayDamagedSound();
 
 		// tdInfo.SetDamage( 1.0 );
 
@@ -3155,6 +3155,15 @@ void CNPC_Manhack::PlayAttackSound(bool hostile /*= true*/)
 }
 
 
+//-----------------------------------------------------------------------------
+// Purpose: Play a sound before charging at the player
+//-----------------------------------------------------------------------------
+void CNPC_Manhack::PlayDamagedSound(void)
+{
+	EmitSound("NPC_Manhack.Bat");
+}
+
+
 
 //-----------------------------------------------------------------------------
 // Purpose: 
diff --git a/sp/src/game/server/hl2/npc_manhack.h b/sp/src/game/server/hl2/npc_manhack.h
index c994469b..4554d56c 100644
--- a/sp/src/game/server/hl2/npc_manhack.h
+++ b/sp/src/game/server/hl2/npc_manhack.h
@@ -106,6 +106,7 @@ public:
 	virtual void	GatherEnemyConditions( CBaseEntity *pEnemy );
 	virtual void	PlayFlySound(void);
 	virtual void	PlayAttackSound(bool bHostile);
+	virtual void	PlayDamagedSound(void);
 	virtual void	StopLoopingSounds(void);
 
 	void			Precache(void);
diff --git a/sp/src/game/server/mod/npc_lost_soul.cpp b/sp/src/game/server/mod/npc_lost_soul.cpp
index 29664f7e..154522a2 100644
--- a/sp/src/game/server/mod/npc_lost_soul.cpp
+++ b/sp/src/game/server/mod/npc_lost_soul.cpp
@@ -93,6 +93,7 @@ public:
 	void			MoveToTarget(float flInterval, const Vector &MoveTarget);
 
 	void PlayAttackSound(bool hostile = true);
+	void PlayDamagedSound(void);
 	void SetEyeState(int state);
 
 	DECLARE_DATADESC();
@@ -142,6 +143,7 @@ void CNPC_LostSoul::Precache( void )
 	PrecacheScriptSound("NPC_LostSoul.ChargeAnnounce");
 	PrecacheScriptSound("NPC_LostSoul.ChargeEnd");
 	PrecacheScriptSound("NPC_LostSoul.Stunned");
+	PrecacheScriptSound("NPC_LostSoul.Bat");
 
 	BaseClass::Precache();
 }
@@ -506,6 +508,14 @@ void CNPC_LostSoul::PlayAttackSound(bool hostile /*= true*/)
 	}
 }
 
+//-----------------------------------------------------------------------------
+// Purpose: 
+//-----------------------------------------------------------------------------
+void CNPC_LostSoul::PlayDamagedSound(void)
+{
+	EmitSound("NPC_LostSoul.Bat");
+}
+
 //-----------------------------------------------------------------------------
 // Purpose: 
 // Input  : state -