diff --git a/src/game/client/tf/c_baseobject.cpp b/src/game/client/tf/c_baseobject.cpp
index d6123efb90..af13c071ba 100644
--- a/src/game/client/tf/c_baseobject.cpp
+++ b/src/game/client/tf/c_baseobject.cpp
@@ -153,9 +153,9 @@ void C_BaseObject::UpdateOnRemove( void )
 //-----------------------------------------------------------------------------
 // Purpose: 
 //-----------------------------------------------------------------------------
-void C_BaseObject::PreDataUpdate( DataUpdateType_t updateType )
+void C_BaseObject::OnPreDataChanged( DataUpdateType_t updateType )
 {
-	BaseClass::PreDataUpdate( updateType );
+	BaseClass::OnPreDataChanged( updateType );
 
 	m_iOldHealth = m_iHealth;
 	m_hOldOwner = GetOwner();
diff --git a/src/game/client/tf/c_baseobject.h b/src/game/client/tf/c_baseobject.h
index ab12f8f4e8..3bbcf30071 100644
--- a/src/game/client/tf/c_baseobject.h
+++ b/src/game/client/tf/c_baseobject.h
@@ -56,7 +56,7 @@ class C_BaseObject : public C_BaseCombatCharacter, public IHasBuildPoints, publi
 	void			SetObjectSequence( int sequence );
 	virtual void	ResetClientsideFrame( void );
 
-	virtual void	PreDataUpdate( DataUpdateType_t updateType );
+	virtual void	OnPreDataChanged( DataUpdateType_t updateType );
 	virtual void	OnDataChanged( DataUpdateType_t updateType );
 
 	virtual int		GetHealth() const { return m_iHealth; }