diff --git a/Mesh/Utils.cpp b/Mesh/Utils.cpp
index 34781c0b1ee07fe49c008e9ad942585aeb8a36e7..a83308b29f9d062bff3006ff17fc7b275c2a3339 100644
--- a/Mesh/Utils.cpp
+++ b/Mesh/Utils.cpp
@@ -1,4 +1,4 @@
-// $Id: Utils.cpp,v 1.20 2003-03-21 00:52:42 geuzaine Exp $
+// $Id: Utils.cpp,v 1.21 2003-04-16 15:32:15 geuzaine Exp $
 //
 // Copyright (C) 1997-2003 C. Geuzaine, J.-F. Remacle
 //
@@ -35,6 +35,7 @@
 #include <gsl/gsl_vector.h>
 #include <gsl/gsl_linalg.h>
 #else
+#define NRANSI
 #include "nrutil.h"
 #endif
 
diff --git a/NR/nrutil.cpp b/NR/nrutil.cpp
index e1066b49c052a38cf948957fff72c875a2cb352e..8aeaf3a79eec86888bd2a29bb663f0a7e13dbe7b 100644
--- a/NR/nrutil.cpp
+++ b/NR/nrutil.cpp
@@ -1,3 +1,4 @@
+#define NRANSI
 #if defined(__STDC__) || defined(ANSI) || defined(NRANSI) /* ANSI */
 
 #include <stdio.h>