diff --git a/libs/ardour/ardour/rc_configuration_vars.h b/libs/ardour/ardour/rc_configuration_vars.h
index e3b7a1b5f1..d6f35e1807 100644
--- a/libs/ardour/ardour/rc_configuration_vars.h
+++ b/libs/ardour/ardour/rc_configuration_vars.h
@@ -30,7 +30,7 @@
     the value of the variable.
 *****************************************************/
 
-CONFIG_VARIABLE (Temporal::TimeDomain, preferred_time_domain, "preferred_time_domain", Temporal::BeatTime)
+CONFIG_VARIABLE (Temporal::TimeDomain, preferred_time_domain, "preferred_time_domain", Temporal::AudioTime)
 
 /* IO connection */