X-Git-Url: https://main.carlh.net/gitweb/?a=blobdiff_plain;f=gtk2_ardour%2Fgain_automation_time_axis.cc;h=8f41f5def093092422a4418a11b2910ae6bb9cb4;hb=fe13d08874f08b723df53116e5655c3d229a657e;hp=cb96774cdbbc81afa488ab0cfcc4bf2ee24d59d5;hpb=13532c8500dce5f7a4525bcdfc3b44936fbaa5e6;p=ardour.git

diff --git a/gtk2_ardour/gain_automation_time_axis.cc b/gtk2_ardour/gain_automation_time_axis.cc
index cb96774cdb..8f41f5def0 100644
--- a/gtk2_ardour/gain_automation_time_axis.cc
+++ b/gtk2_ardour/gain_automation_time_axis.cc
@@ -28,6 +28,7 @@
 #include "i18n.h"
 
 using namespace ARDOUR;
+using namespace PBD;
 using namespace Gtk;
 
 GainAutomationTimeAxisView::GainAutomationTimeAxisView (Session& s, Route& r, PublicEditor& e, TimeAxisView& parent, ArdourCanvas::Canvas& canvas, const string & n, ARDOUR::Curve& c)