diff --git a/ahb_raster_view.py b/ahb_raster_view.py
index 016d0b1..70760fd 100644
--- a/ahb_raster_view.py
+++ b/ahb_raster_view.py
@@ -509,13 +509,14 @@ class RasterView:
 		])
 		
 		# set clip color
-		clip_color = (0.5, 0.5, 0.5)
-		colorized_clip_img = Image.merge("RGB", [
-			clip_img.point(lambda p: int(clip_color[0] * (255.0 - p))),
-			clip_img.point(lambda p: int(clip_color[1] * (255.0 - p))),
-			clip_img.point(lambda p: int(clip_color[2] * (255.0 - p)))
-		])
-		result.paste(colorized_clip_img, clip_img.point(lambda p: 255 - p))
+		if not fast_render:
+			clip_color = (0.5, 0.5, 0.5)
+			colorized_clip_img = Image.merge("RGB", [
+				clip_img.point(lambda p: int(clip_color[0] * (255.0 - p))),
+				clip_img.point(lambda p: int(clip_color[1] * (255.0 - p))),
+				clip_img.point(lambda p: int(clip_color[2] * (255.0 - p)))
+			])
+			result.paste(colorized_clip_img, clip_img.point(lambda p: 255 - p))
 		
 		# crop 1px borders
 		result = result.crop((1, 1, result.size[0] - 1, result.size[1] - 1))