diff --git a/MagickWand/operation.c b/MagickWand/operation.c
index 9999b95..28aba9b 100644
--- a/MagickWand/operation.c
+++ b/MagickWand/operation.c
@@ -3676,7 +3676,8 @@
       if (LocaleCompare("combine",option+1) == 0)
         {
           /* FUTURE - this may be replaced by a 'channel' method */
-          new_images=CombineImages(_images,_exception);
+          parse = ParseCommandOption(MagickColorspaceOptions,MagickFalse,arg1);
+          new_images=CombineImages(_images,(ColorspaceType) parse,_exception);
           break;
         }
       if (LocaleCompare("composite",option+1) == 0)