diff --git a/source/gfx/sprbank.cpp b/source/gfx/sprbank.cpp
index 2674d5653..0d29c2fe9 100644
--- a/source/gfx/sprbank.cpp
+++ b/source/gfx/sprbank.cpp
@@ -405,6 +405,8 @@ void SpriteBank::prepareFT4RotatedScaled(POLY_FT4 *_ft4,sFrameHdr *_fh,int _xCen
 		_ft4->u2=U+H;
 		_ft4->u3=U+H;
 	}
+	_ft4->u1--; _ft4->u3--;
+	_ft4->v2--; _ft4->v3--;
 	_ft4->tpage=_fh->TPage;
 	_ft4->clut=_fh->Clut;
 ////////////////////////////////