diff --git a/libs/temporal/tempo.cc b/libs/temporal/tempo.cc
index b0d9cd075a..98fb344db6 100644
--- a/libs/temporal/tempo.cc
+++ b/libs/temporal/tempo.cc
@@ -2363,7 +2363,7 @@ TempoMap::set_state (XMLNode const & node, int version)
 
 	/* global map properties */
 
-	/* XXX this should probably be at the global level in the session file because it affects a lot more than just the tempo map, potentially */
+	/* XXX this should probably be at the global level in the session file because it is the basic time unit in session files and affects a lot more than just the tempo map */
 	superclock_t sc;
 	if (node.get_property (X_("superclocks-per-second"), sc)) {
 		set_superclock_ticks_per_second (sc);