diff --git a/saco/game/rwstuff.cpp b/saco/game/rwstuff.cpp
index 7bb2ca1..35d577c 100644
--- a/saco/game/rwstuff.cpp
+++ b/saco/game/rwstuff.cpp
@@ -289,6 +289,20 @@ RpLight* RpLightCreate(int _type)
 	return pLight;
 }
 
+void RpClumpAddLight(RpClump *clump, RpLight *light)
+{
+	RpClump* pResult = NULL;
+	DWORD dwFunc = (iGtaVersion != GTASA_VERSION_USA10) ? 0x74A540 : 0x74A4F0;
+
+	_asm push light
+	_asm push clump
+	_asm mov edx, dwFunc
+	_asm call edx
+	_asm pop edx
+	_asm pop edx
+	_asm mov pResult, eax
+}
+
 void RpLightSetColor(RpLight *light, RwRGBAReal *color)
 {
 	DWORD dwFunc = (iGtaVersion != GTASA_VERSION_USA10) ? 0x751AE0 : 0x751A90;
diff --git a/saco/game/rwstuff.h b/saco/game/rwstuff.h
index 8fa4906..7088786 100644
--- a/saco/game/rwstuff.h
+++ b/saco/game/rwstuff.h
@@ -33,6 +33,7 @@ void RpWorldRender();
 void RwCameraSetClipPlane(RwCamera *camera, float farClip, float nearClip);
 void RwCameraSetViewWindow(RwCamera *camera, VECTOR2D *viewWindow);
 RpLight* RpLightCreate(int type);
+void RpClumpAddLight(RpClump *clump, RpLight *light);
 void RpLightSetColor(RpLight *light, RwRGBAReal *color);
 void RwCameraSetProjection(RwCamera *camera, int projection);
 void RwFrameTranslate(RwFrame *frame, VECTOR *v, int combine);