diff --git a/stepmania/src/Actor.cpp b/stepmania/src/Actor.cpp
index b8a328519c..e072f7d0d0 100644
--- a/stepmania/src/Actor.cpp
+++ b/stepmania/src/Actor.cpp
@@ -25,7 +25,7 @@ LUA_REGISTER_CLASS( Actor )
 
 float Actor::g_fCurrentBGMTime = 0, Actor::g_fCurrentBGMBeat;
 
-static float g_bCabinetLights[NUM_CABINET_LIGHTS];
+static float g_fCabinetLights[NUM_CABINET_LIGHTS];
 
 void Actor::SetBGMTime( float fTime, float fBeat )
 {
@@ -33,9 +33,10 @@ void Actor::SetBGMTime( float fTime, float fBeat )
 	g_fCurrentBGMBeat = fBeat;
 }
 
-void Actor::SetBGMLights( const float *bCabinetLights )
+void Actor::SetBGMLight( int iLightNumber, float fCabinetLights )
 {
-	memcpy( g_bCabinetLights, bCabinetLights, sizeof(float) * NUM_CABINET_LIGHTS );
+	ASSERT( iLightNumber < NUM_CABINET_LIGHTS );
+	g_fCabinetLights[iLightNumber] = fCabinetLights;
 }
 
 /* This is Reset instead of Init since many derived classes have Init() functions
@@ -493,8 +494,8 @@ void Actor::Update( float fDeltaTime )
 		if( m_EffectClock >= CLOCK_LIGHT_1 && m_EffectClock <= CLOCK_LIGHT_LAST )
 		{
 			int i = m_EffectClock - CLOCK_LIGHT_1;
-			m_fEffectDelta = g_bCabinetLights[i] - m_fSecsIntoEffect;
-			m_fSecsIntoEffect = g_bCabinetLights[i];
+			m_fEffectDelta = g_fCabinetLights[i] - m_fSecsIntoEffect;
+			m_fSecsIntoEffect = g_fCabinetLights[i];
 		}
 		break;
 	}
diff --git a/stepmania/src/Actor.h b/stepmania/src/Actor.h
index f79a05f30f..8c43b67c24 100644
--- a/stepmania/src/Actor.h
+++ b/stepmania/src/Actor.h
@@ -32,7 +32,7 @@ public:
 	void LoadFromNode( const CString& sDir, const XNode* pNode );
 
 	static void SetBGMTime( float fTime, float fBeat );
-	static void SetBGMLights( const float *abCabinetLights );
+	static void SetBGMLight( int iLightNumber, float fCabinetLights );
 
 	enum TweenType { 
 		TWEEN_LINEAR,