diff --git a/gmp/MacOS/.cvsignore b/gmp/MacOS/.cvsignore
index bcd6fd8..7bd60c1 100644
--- a/gmp/MacOS/.cvsignore
+++ b/gmp/MacOS/.cvsignore
@@ -1,3 +1,4 @@
 *Data
 libgmp.PPC.nd
+libgmp.carb.nd
 libs
diff --git a/gmp/MacOS/gmp.mcp b/gmp/MacOS/gmp.mcp
index f236810..cf56e6b 100755
Binary files a/gmp/MacOS/gmp.mcp and b/gmp/MacOS/gmp.mcp differ
diff --git a/gmp/MacOS/gmpprefixcarb.h b/gmp/MacOS/gmpprefixcarb.h
new file mode 100644
index 0000000..55decfe
--- /dev/null
+++ b/gmp/MacOS/gmpprefixcarb.h
@@ -0,0 +1,2 @@
+#include <MSLCarbonPrefix.h>
+#include "gmpprefixppc.h"