diff --git a/MagickCore/magick-config.h b/MagickCore/magick-config.h
index db7b2c9..cbfdc88 100644
--- a/MagickCore/magick-config.h
+++ b/MagickCore/magick-config.h
@@ -106,9 +106,7 @@
 /* #undef GS_DELEGATE */
 
 /* Define if you have GVC library */
-#ifndef MAGICKCORE_GVC_DELEGATE
-#define MAGICKCORE_GVC_DELEGATE 1
-#endif
+/* #undef GVC_DELEGATE */
 
 /* Define to 1 if you have the `acosh' function. */
 #ifndef MAGICKCORE_HAVE_ACOSH