diff --git a/gSP.h b/gSP.h
index a7e7f676..10384dac 100644
--- a/gSP.h
+++ b/gSP.h
@@ -15,6 +15,7 @@
 #define CHANGED_CPU_FB_WRITE	0x80
 #define CHANGED_TEXTURESCALE	0x100
 
+#if 0 // disabled because it causes geometry loss in WCW Backstage Assault
 #define gSPFlushTriangles() \
 if \
 ( \
@@ -45,6 +46,9 @@ if \
 { \
 	video().getRender().drawTriangles(); \
 }
+#else
+#define gSPFlushTriangles() video().getRender().drawTriangles();
+#endif
 
 #define CLIP_X      0x03
 #define CLIP_NEGX   0x01