diff --git a/code/nel/tools/3d/object_viewer/std_afx.h b/code/nel/tools/3d/object_viewer/std_afx.h
index 26839edd2..0cf664508 100644
--- a/code/nel/tools/3d/object_viewer/std_afx.h
+++ b/code/nel/tools/3d/object_viewer/std_afx.h
@@ -23,8 +23,8 @@
 #endif // _MSC_VER > 1000
 
 #define VC_EXTRALEAN		// Exclude rarely-used stuff from Windows headers
-
 #define NOMINMAX
+#define _WIN32_WINNT 0x0501
 
 #include <afxwin.h>         // MFC core and standard components
 #include <afxext.h>         // MFC extensions
diff --git a/code/nel/tools/3d/object_viewer_exe/std_afx.h b/code/nel/tools/3d/object_viewer_exe/std_afx.h
index d083067e7..953342427 100644
--- a/code/nel/tools/3d/object_viewer_exe/std_afx.h
+++ b/code/nel/tools/3d/object_viewer_exe/std_afx.h
@@ -23,8 +23,9 @@
 #endif // _MSC_VER > 1000
 
 #define VC_EXTRALEAN		// Exclude rarely-used stuff from Windows headers
-
 #define NOMINMAX
+#define _WIN32_WINNT 0x0501
+
 #include <windows.h>
 
 #endif
diff --git a/code/nel/tools/logic/logic_editor_dll/StdAfx.h b/code/nel/tools/logic/logic_editor_dll/StdAfx.h
index 5b5e991ce..7aec1acb4 100644
--- a/code/nel/tools/logic/logic_editor_dll/StdAfx.h
+++ b/code/nel/tools/logic/logic_editor_dll/StdAfx.h
@@ -11,8 +11,8 @@
 #endif // _MSC_VER > 1000
 
 #define VC_EXTRALEAN		// Exclude rarely-used stuff from Windows headers
-
 #define NOMINMAX
+#define _WIN32_WINNT 0x0501
 
 #include <afxwin.h>         // MFC core and standard components
 #include <afxext.h>         // MFC extensions
diff --git a/code/nel/tools/misc/branch_patcher/StdAfx.h b/code/nel/tools/misc/branch_patcher/StdAfx.h
index d9bd15ce4..b85f337a0 100644
--- a/code/nel/tools/misc/branch_patcher/StdAfx.h
+++ b/code/nel/tools/misc/branch_patcher/StdAfx.h
@@ -22,6 +22,8 @@
 #endif // _MSC_VER > 1000
 
 #define VC_EXTRALEAN		// Exclude rarely-used stuff from Windows headers
+#define NOMINMAX
+#define _WIN32_WINNT 0x0501
 
 #include <afxwin.h>         // MFC core and standard components
 #include <afxext.h>         // MFC extensions
diff --git a/code/nel/tools/misc/data_mirror/StdAfx.h b/code/nel/tools/misc/data_mirror/StdAfx.h
index a065be4ed..697fe2127 100644
--- a/code/nel/tools/misc/data_mirror/StdAfx.h
+++ b/code/nel/tools/misc/data_mirror/StdAfx.h
@@ -11,6 +11,8 @@
 #endif // _MSC_VER > 1000
 
 #define VC_EXTRALEAN		// Exclude rarely-used stuff from Windows headers
+#define NOMINMAX
+#define _WIN32_WINNT 0x0501
 
 #include <afxwin.h>         // MFC core and standard components
 #include <afxext.h>         // MFC extensions
diff --git a/code/nel/tools/misc/log_analyser/StdAfx.h b/code/nel/tools/misc/log_analyser/StdAfx.h
index dc6dd46cf..7fdcd1587 100644
--- a/code/nel/tools/misc/log_analyser/StdAfx.h
+++ b/code/nel/tools/misc/log_analyser/StdAfx.h
@@ -27,6 +27,8 @@
 #endif // _MSC_VER > 1000
 
 #define VC_EXTRALEAN		// Exclude rarely-used stuff from Windows headers
+#define NOMINMAX
+#define _WIN32_WINNT 0x0501
 
 #include <afxwin.h>         // MFC core and standard components
 #include <afxext.h>         // MFC extensions
diff --git a/code/nel/tools/misc/words_dic/StdAfx.h b/code/nel/tools/misc/words_dic/StdAfx.h
index 5cc2d3e5b..9290bdfce 100644
--- a/code/nel/tools/misc/words_dic/StdAfx.h
+++ b/code/nel/tools/misc/words_dic/StdAfx.h
@@ -22,6 +22,8 @@
 #endif // _MSC_VER > 1000
 
 #define VC_EXTRALEAN		// Exclude rarely-used stuff from Windows headers
+#define NOMINMAX
+#define _WIN32_WINNT 0x0501
 
 #include <afxwin.h>         // MFC core and standard components
 #include <afxext.h>         // MFC extensions
diff --git a/code/ryzom/tools/leveldesign/georges_dll/stdafx.h b/code/ryzom/tools/leveldesign/georges_dll/stdafx.h
index b5d7d2705..3ed671a13 100644
--- a/code/ryzom/tools/leveldesign/georges_dll/stdafx.h
+++ b/code/ryzom/tools/leveldesign/georges_dll/stdafx.h
@@ -27,7 +27,7 @@
 
 #define VC_EXTRALEAN		// Exclude rarely-used stuff from Windows headers
 #define NOMINMAX
-#define _WIN32_WINNT 0x0500
+#define _WIN32_WINNT 0x0501
 
 #include <afxwin.h>         // MFC core and standard components
 #include <afxext.h>         // MFC extensions
diff --git a/code/ryzom/tools/leveldesign/georges_plugin_sound/std_sound_plugin.h b/code/ryzom/tools/leveldesign/georges_plugin_sound/std_sound_plugin.h
index 9122d1f49..8fb65c948 100644
--- a/code/ryzom/tools/leveldesign/georges_plugin_sound/std_sound_plugin.h
+++ b/code/ryzom/tools/leveldesign/georges_plugin_sound/std_sound_plugin.h
@@ -19,7 +19,7 @@
 
 #define VC_EXTRALEAN		// Exclude rarely-used stuff from Windows headers
 #define NOMINMAX
-#define _WIN32_WINNT 0x0500
+#define _WIN32_WINNT 0x0501
 
 #include <afxwin.h>         // MFC core and standard components
 #include <afxext.h>         // MFC extensions
diff --git a/code/ryzom/tools/leveldesign/mission_compiler_fe/StdAfx.h b/code/ryzom/tools/leveldesign/mission_compiler_fe/StdAfx.h
index 3732ca0f8..b8693c571 100644
--- a/code/ryzom/tools/leveldesign/mission_compiler_fe/StdAfx.h
+++ b/code/ryzom/tools/leveldesign/mission_compiler_fe/StdAfx.h
@@ -28,7 +28,7 @@
 
 #define VC_EXTRALEAN		// Exclude rarely-used stuff from Windows headers
 #define NOMINMAX
-#define _WIN32_WINNT 0x0500
+#define _WIN32_WINNT 0x0501
 
 #include <afxwin.h>         // MFC core and standard components
 #include <afxext.h>         // MFC extensions
diff --git a/code/ryzom/tools/leveldesign/world_editor/world_editor/stdafx.h b/code/ryzom/tools/leveldesign/world_editor/world_editor/stdafx.h
index d57756cb8..c8b41e3fd 100644
--- a/code/ryzom/tools/leveldesign/world_editor/world_editor/stdafx.h
+++ b/code/ryzom/tools/leveldesign/world_editor/world_editor/stdafx.h
@@ -26,7 +26,7 @@
 
 #define VC_EXTRALEAN		// Exclude rarely-used stuff from Windows headers
 #define NOMINMAX
-#define _WIN32_WINNT 0x0500
+#define _WIN32_WINNT 0x0501
 
 #include <afxwin.h>         // MFC core and standard components
 #include <afxext.h>         // MFC extensions
diff --git a/code/ryzom/tools/leveldesign/world_editor/world_editor_fauna_graph_plugin/StdAfx.h b/code/ryzom/tools/leveldesign/world_editor/world_editor_fauna_graph_plugin/StdAfx.h
index ce6eca86c..58043f752 100644
--- a/code/ryzom/tools/leveldesign/world_editor/world_editor_fauna_graph_plugin/StdAfx.h
+++ b/code/ryzom/tools/leveldesign/world_editor/world_editor_fauna_graph_plugin/StdAfx.h
@@ -28,7 +28,7 @@
 
 #define VC_EXTRALEAN		// Exclude rarely-used stuff from Windows headers
 #define NOMINMAX
-#define _WIN32_WINNT 0x0500
+#define _WIN32_WINNT 0x0501
 
 #include <cerrno>
 
diff --git a/code/ryzom/tools/leveldesign/world_editor/world_editor_graph_plugin/StdAfx.h b/code/ryzom/tools/leveldesign/world_editor/world_editor_graph_plugin/StdAfx.h
index 1d240ae08..9beea91c6 100644
--- a/code/ryzom/tools/leveldesign/world_editor/world_editor_graph_plugin/StdAfx.h
+++ b/code/ryzom/tools/leveldesign/world_editor/world_editor_graph_plugin/StdAfx.h
@@ -28,7 +28,7 @@
 
 #define VC_EXTRALEAN		// Exclude rarely-used stuff from Windows headers
 #define NOMINMAX
-#define _WIN32_WINNT 0x0500
+#define _WIN32_WINNT 0x0501
 
 #include <cerrno>
 
diff --git a/code/ryzom/tools/leveldesign/world_editor/world_editor_primitive_plugin/primitive_plugin.h b/code/ryzom/tools/leveldesign/world_editor/world_editor_primitive_plugin/primitive_plugin.h
index 104f9d007..8b452cd80 100644
--- a/code/ryzom/tools/leveldesign/world_editor/world_editor_primitive_plugin/primitive_plugin.h
+++ b/code/ryzom/tools/leveldesign/world_editor/world_editor_primitive_plugin/primitive_plugin.h
@@ -18,6 +18,8 @@
 #define PRIMITIVE_PLUGIN_H
 
 #define VC_EXTRALEAN		// Exclude rarely-used stuff from Windows headers
+#define NOMINMAX
+#define _WIN32_WINNT 0x0501
 
 #include <afxwin.h>         // MFC core and standard components
 #include <afxext.h>         // MFC extensions
diff --git a/code/ryzom/tools/leveldesign/world_editor/world_editor_shard_monitor_plugin/StdAfx.h b/code/ryzom/tools/leveldesign/world_editor/world_editor_shard_monitor_plugin/StdAfx.h
index 9b8256d5e..c62c05e5b 100644
--- a/code/ryzom/tools/leveldesign/world_editor/world_editor_shard_monitor_plugin/StdAfx.h
+++ b/code/ryzom/tools/leveldesign/world_editor/world_editor_shard_monitor_plugin/StdAfx.h
@@ -30,7 +30,7 @@
 
 #define VC_EXTRALEAN		// Exclude rarely-used stuff from Windows headers
 #define NOMINMAX
-#define _WIN32_WINNT 0x0500
+#define _WIN32_WINNT 0x0501
 
 #include <afxwin.h>         // MFC core and standard components
 #include <afxext.h>         // MFC extensions
diff --git a/code/ryzom/tools/leveldesign/world_editor/world_editor_sound_plugin/StdAfx.h b/code/ryzom/tools/leveldesign/world_editor/world_editor_sound_plugin/StdAfx.h
index 23a0b70ad..33e78a8b1 100644
--- a/code/ryzom/tools/leveldesign/world_editor/world_editor_sound_plugin/StdAfx.h
+++ b/code/ryzom/tools/leveldesign/world_editor/world_editor_sound_plugin/StdAfx.h
@@ -30,7 +30,7 @@
 
 #define VC_EXTRALEAN		// Exclude rarely-used stuff from Windows headers
 #define NOMINMAX
-#define _WIN32_WINNT 0x0500
+#define _WIN32_WINNT 0x0501
 
 #include <afxwin.h>         // MFC core and standard components
 #include <afxext.h>         // MFC extensions