diff --git a/launcher/minecraft/MinecraftInstance.cpp b/launcher/minecraft/MinecraftInstance.cpp
index bc8d2db58..52416fe15 100644
--- a/launcher/minecraft/MinecraftInstance.cpp
+++ b/launcher/minecraft/MinecraftInstance.cpp
@@ -185,7 +185,7 @@ void MinecraftInstance::loadSpecificSettings()
         m_settings->registerOverride(global_settings->getSetting("QuitAfterGameStop"), miscellaneousOverride);
 
         // Legacy-related options
-        auto legacySettings = m_settings->registerSetting("OverrideLegacySettings", true);
+        auto legacySettings = m_settings->registerSetting("OverrideLegacySettings", false);
         m_settings->registerOverride(global_settings->getSetting("OnlineFixes"), legacySettings);
 
         m_settings->set("InstanceType", "OneSix");