diff --git a/src/image.c b/src/image.c
index da6cbba74da..6769e491202 100644
--- a/src/image.c
+++ b/src/image.c
@@ -3547,10 +3547,8 @@ convert_mono_to_color_image (struct frame *f, struct image *img,
   release_frame_dc (f, hdc);
   old_prev = SelectObject (old_img_dc, img->pixmap);
   new_prev = SelectObject (new_img_dc, new_pixmap);
-  /* Windows convention for mono bitmaps is black = background,
-     white = foreground.  */
-  SetTextColor (new_img_dc, background);
-  SetBkColor (new_img_dc, foreground);
+  SetTextColor (new_img_dc, foreground);
+  SetBkColor (new_img_dc, background);
 
   BitBlt (new_img_dc, 0, 0, img->width, img->height, old_img_dc,
 	  0, 0, SRCCOPY);