diff --git a/code/nel/tools/3d/ligo/plugin_max/script.cpp b/code/nel/tools/3d/ligo/plugin_max/script.cpp
index 90050304f..b00de5fe4 100644
--- a/code/nel/tools/3d/ligo/plugin_max/script.cpp
+++ b/code/nel/tools/3d/ligo/plugin_max/script.cpp
@@ -29,7 +29,7 @@
 #	include <maxscript/foundation/mxstime.h>
 #	include <maxscript/maxwrapper/mxsobjects.h>
 #	include <maxscript/compiler/parser.h>
-#	include <maxscript/foundation/functions.h>
+#	include <maxscript/macros/define_instantiation_functions.h>
 #else
 #	include <MaxScrpt/MAXScrpt.h>
 #	include <MaxScrpt/3dmath.h>
diff --git a/code/nel/tools/3d/plugin_max/nel_export/std_afx.h b/code/nel/tools/3d/plugin_max/nel_export/std_afx.h
index 099f2f882..7d0ef0b2a 100644
--- a/code/nel/tools/3d/plugin_max/nel_export/std_afx.h
+++ b/code/nel/tools/3d/plugin_max/nel_export/std_afx.h
@@ -36,7 +36,7 @@
 #	include <maxscript/foundation/mxstime.h>
 #	include <maxscript/maxwrapper/mxsobjects.h>
 #	include <maxscript/compiler/parser.h>
-#	include <maxscript/foundation/functions.h>
+#   	include <maxscript/macros/define_instantiation_functions.h>
 #else
 #	include <MaxScrpt/maxscrpt.h>
 #	include <MaxScrpt/3dmath.h>
diff --git a/code/nel/tools/3d/plugin_max/nel_patch_converter/script.cpp b/code/nel/tools/3d/plugin_max/nel_patch_converter/script.cpp
index 1dfdc97f4..8433e5001 100644
--- a/code/nel/tools/3d/plugin_max/nel_patch_converter/script.cpp
+++ b/code/nel/tools/3d/plugin_max/nel_patch_converter/script.cpp
@@ -33,7 +33,7 @@
 #	include <maxscript/foundation/mxstime.h>
 #	include <maxscript/maxwrapper/mxsobjects.h>
 #	include <maxscript/compiler/parser.h>
-#	include <maxscript/foundation/functions.h>
+#	include <maxscript/macros/define_instantiation_functions.h>
 #else
 #	include <MaxScrpt/maxscrpt.h>
 #	include <MaxScrpt/3dmath.h>