diff --git a/src/util/mpff.cpp b/src/util/mpff.cpp
index 7678a051e..ab016ae40 100644
--- a/src/util/mpff.cpp
+++ b/src/util/mpff.cpp
@@ -22,7 +22,7 @@ Revision History:
 #include<iomanip>
 #include"mpff.h"
 #include"mpn.h"
-#include"mpz.h"
+#include"mpz.h"g
 #include"mpq.h"
 #include"bit_util.h"
 #include"trace.h"
diff --git a/src/util/trace.h b/src/util/trace.h
index 0c8c2e5b6..e92eb9d44 100644
--- a/src/util/trace.h
+++ b/src/util/trace.h
@@ -24,6 +24,10 @@ Revision History:
 #undef max
 #undef min
 #endif
+#ifdef __APPLE__
+#undef max
+#undef min
+#endif
 #include<fstream>
 
 #ifdef _TRACE