diff --git a/PowerEditor/src/Notepad_plus.cpp b/PowerEditor/src/Notepad_plus.cpp
index b13a3be7..4f4a7e12 100644
--- a/PowerEditor/src/Notepad_plus.cpp
+++ b/PowerEditor/src/Notepad_plus.cpp
@@ -63,6 +63,8 @@ Notepad_plus::Notepad_plus(): Window(), _mainWindowStatus(0), _pDocTab(NULL), _p
 	_isScintillaKeyModified(false), _isPluginCmdScModified(false), _isRTL(false), \
 	_linkTriggered(true), _isDocModifing(false), _isHotspotDblClicked(false)
 {
+    _winVersion = getWindowsVersion();
+
 	TiXmlDocument *nativeLangDocRoot = (NppParameters::getInstance())->getNativeLang();
 	if (nativeLangDocRoot)
 	{
@@ -158,8 +160,6 @@ void Notepad_plus::init(HINSTANCE hInst, HWND parent, const char *cmdLine, CmdLi
 {
 	Window::init(hInst, parent);
 
-    _winVersion = getWindowsVersion();
-
 	WNDCLASS nppClass;
 
 	nppClass.style = CS_BYTEALIGNWINDOW | CS_DBLCLKS;//CS_HREDRAW | CS_VREDRAW;
diff --git a/PowerEditor/src/Notepad_plus.h b/PowerEditor/src/Notepad_plus.h
index 7bae2430..e781b2ba 100644
--- a/PowerEditor/src/Notepad_plus.h
+++ b/PowerEditor/src/Notepad_plus.h
@@ -345,6 +345,7 @@ public:
 		loadSession(lastSession);
 	};
 	bool loadSession(Session & session);
+	winVer getWinVersion() const {return _winVersion;};
 
 private:
 	static const char _className[32];
diff --git a/PowerEditor/src/winmain.cpp b/PowerEditor/src/winmain.cpp
index 47838619..a22dc548 100644
--- a/PowerEditor/src/winmain.cpp
+++ b/PowerEditor/src/winmain.cpp
@@ -278,8 +278,11 @@ int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE, LPSTR lpszCmdLine, int nCmdSh
 
 	bool isUpExist = nppGui._doesExistUpdater = (::PathFileExists(updaterFullPath.c_str()) == TRUE);
 	bool doUpdate = !nppGui._neverUpdate;
+	bool winSupported = notepad_plus_plus.getWinVersion() >= WV_W2K;
+	if (!winSupported)
+		nppGui._doesExistUpdater = false;
 
-	if (TheFirstOne && isUpExist && doUpdate)
+	if (TheFirstOne && isUpExist && doUpdate && winSupported)
 	{
 		Process updater(updaterFullPath.c_str(), version.c_str(), updaterDir.c_str());
 		updater.run();