diff --git a/coders/map.c b/coders/map.c
index 05720b4..a3f8249 100644
--- a/coders/map.c
+++ b/coders/map.c
@@ -375,7 +375,7 @@
   status=OpenBlob(image_info,image,WriteBinaryBlobMode,exception);
   if (status == MagickFalse)
     return(status);
-  if (IsRGBColorspace(image->colorspace) == MagickFalse)
+  if (IssRGBColorspace(image->colorspace) == MagickFalse)
     (void) TransformImageColorspace(image,sRGBColorspace,exception);
   /*
     Allocate colormap.