diff --git a/launcher/firstLaunch/firstlaunch_moc.cpp b/launcher/firstLaunch/firstlaunch_moc.cpp
index b12bf4374..0fc2dde83 100644
--- a/launcher/firstLaunch/firstlaunch_moc.cpp
+++ b/launcher/firstLaunch/firstlaunch_moc.cpp
@@ -295,19 +295,21 @@ bool FirstLaunchView::heroesDataDetect()
 QString FirstLaunchView::getHeroesInstallDir()
 {
 #ifdef VCMI_WINDOWS
-	QString gogPath = QSettings("HKEY_LOCAL_MACHINE\\SOFTWARE\\GOG.com\\Games\\1207658787", QSettings::NativeFormat).value("path").toString();
-	if(!gogPath.isEmpty())
-		return gogPath;
-	gogPath = QSettings("HKEY_LOCAL_MACHINE\\SOFTWARE\\WOW6432Node\\GOG.com\\Games\\1207658787", QSettings::NativeFormat).value("path").toString();
-	if(!gogPath.isEmpty())
-		return gogPath;
+	std::map<QString, QString> regKeys = {
+		{ "HKEY_LOCAL_MACHINE\\SOFTWARE\\GOG.com\\Games\\1207658787",                                            "path"    }, // Gog on x86 system
+		{ "HKEY_LOCAL_MACHINE\\SOFTWARE\\WOW6432Node\\GOG.com\\Games\\1207658787",                               "path"    }, // Gog on x64 system
+		{ "HKEY_LOCAL_MACHINE\\SOFTWARE\\New World Computing\\Heroes of Might and Magic® III\\1.0",              "AppPath" }, // H3 Complete on x86 system
+		{ "HKEY_LOCAL_MACHINE\\SOFTWARE\\WOW6432Node\\New World Computing\\Heroes of Might and Magic® III\\1.0", "AppPath" }, // H3 Complete on x64 system
+		{ "HKEY_LOCAL_MACHINE\\SOFTWARE\\New World Computing\\Heroes of Might and Magic III\\1.0",               "AppPath" }, // some localized H3 on x86 system
+		{ "HKEY_LOCAL_MACHINE\\SOFTWARE\\WOW6432Node\\New World Computing\\Heroes of Might and Magic III\\1.0",  "AppPath" }, // some localized H3 on x64 system
+	};
 
-	QString cdPath = QSettings("HKEY_LOCAL_MACHINE\\SOFTWARE\\New World Computing\\Heroes of Might and Magic® III\\1.0", QSettings::NativeFormat).value("AppPath").toString();
-	if(!cdPath.isEmpty())
-		return cdPath;
-	cdPath = QSettings("HKEY_LOCAL_MACHINE\\SOFTWARE\\WOW6432Node\\New World Computing\\Heroes of Might and Magic® III\\1.0", QSettings::NativeFormat).value("AppPath").toString();
-	if(!cdPath.isEmpty())
-		return cdPath;
+	for(auto & regKey : regKeys)
+	{
+		QString path = QSettings(regKey.first, QSettings::NativeFormat).value(regKey.second).toString();
+		if(!path.isEmpty())
+			return path;
+	}
 #endif
 	return QString{};
 }