http://www.imagemagick.org/discourse-server/viewtopic.php?f=3&t=26859

diff --git a/MagickCore/quantize.c b/MagickCore/quantize.c
index 58fdff66d9834087e4f1f47685285379d9a93f5a..4a1e5e255ec6ec68ed9503d7f335a28b10c0d4f8 100644 (file)
--- a/MagickCore/quantize.c
+++ b/MagickCore/quantize.c
@@ -3119,7 +3119,7 @@ static void ReduceImageColors(const Image *image,CubeInfo *cube_info)
 
   cube_info->next_threshold=0.0;
   if ((cube_info->colors > cube_info->maximum_colors) && 
-      (cube_info->nodes > 128))
+      (cube_info->nodes > 256))
     {
       MagickRealType
         *quantize_error;