diff --git a/MagickCore/nt-feature.c b/MagickCore/nt-feature.c
index d7cc8bc..209dd57 100644
--- a/MagickCore/nt-feature.c
+++ b/MagickCore/nt-feature.c
@@ -179,7 +179,8 @@
   bitmap_bits=(RGBQUAD *) GlobalLock((HGLOBAL) bitmap_bitsH);
   if ( bitmap.bmBits == NULL )
     bitmap.bmBits = bitmap_bits;
-  if (IssRGBColorspace(image->colorspace) == MagickFalse)
+  if ((IssRGBColorspace(image->colorspace) == MagickFalse) &&
+      (IsGrayColorspace(image->colorspace) == MagickFalse))
     TransformImageColorspace(image,sRGBColorspace,exception);
   /*
     Extract crop image.