diff --git a/libs/ardour/delayline.cc b/libs/ardour/delayline.cc
index 3fd3a42659..694ea1089d 100644
--- a/libs/ardour/delayline.cc
+++ b/libs/ardour/delayline.cc
@@ -27,6 +27,7 @@
 #include "ardour/delayline.h"
 #include "ardour/midi_buffer.h"
 #include "ardour/runtime_functions.h"
+#include "ardour/rc_configuration.h"
 
 #define MAX_BUFFER_SIZE 8192
 
@@ -35,8 +36,7 @@ using namespace PBD;
 using namespace ARDOUR;
 
 DelayLine::DelayLine (Session& s, const std::string& name)
-#warning NUTEMPO why audio time when this processor can handle MIDI also
-	: Processor (s, string_compose ("latcomp-%1-%2", name, this), Temporal::AudioTime)
+	: Processor (s, string_compose ("latcomp-%1-%2", name, this), Config->get_default_automation_time_domain())
 	, _bsiz (0)
 	, _delay (0)
 	, _pending_delay (0)