diff --git a/src/video/yuv2rgb/yuv_rgb.c b/src/video/yuv2rgb/yuv_rgb.c
index 6e821a8b3..7908b8c48 100644
--- a/src/video/yuv2rgb/yuv_rgb.c
+++ b/src/video/yuv2rgb/yuv_rgb.c
@@ -91,7 +91,7 @@ static uint8_t clampU8(int32_t v)
 	255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,
 	255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255
 	};
-	return lut[(v+128*PRECISION_FACTOR)>>PRECISION];
+	return lut[((v+128*PRECISION_FACTOR)>>PRECISION)&511];
 }