diff --git a/Machines/Atari/ST/DMAController.cpp b/Machines/Atari/ST/DMAController.cpp
index 0259d5ed3..104d5efc5 100644
--- a/Machines/Atari/ST/DMAController.cpp
+++ b/Machines/Atari/ST/DMAController.cpp
@@ -252,7 +252,7 @@ void DMAController::set_component_prefers_clocking(ClockingHint::Source *, Clock
 }
 
 ClockingHint::Preference DMAController::preferred_clocking() const {
-	return (fdc_.preferred_clocking() == ClockingHint::Preference::None) ? ClockingHint::Preference::None : ClockingHint::Preference::RealTime;
+	return (fdc_.preferred_clocking() == ClockingHint::Preference::None) ? ClockingHint::Preference::JustInTime : ClockingHint::Preference::RealTime;
 }
 
 void DMAController::set_activity_observer(Activity::Observer *observer) {