Merging from trunk

[ardour.git] / libs / ardour / tempo.cc

diff --git a/libs/ardour/tempo.cc b/libs/ardour/tempo.cc
index 64964b29dd6bdcb04f1a0837a4bee8909e0df749..c0e52279e1bd7280633b38eddd6371ddb23471c7 100644 (file)
--- a/libs/ardour/tempo.cc
+++ b/libs/ardour/tempo.cc
@@ -35,6 +35,7 @@
 
 using namespace std;
 using namespace ARDOUR;
+using namespace PBD;
 
 /* _default tempo is 4/4 qtr=120 */