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-rw-r--r--libs/ardour/ardour/location.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/libs/ardour/ardour/location.h b/libs/ardour/ardour/location.h
index d93ffeec4a..938177b102 100644
--- a/libs/ardour/ardour/location.h
+++ b/libs/ardour/ardour/location.h
@@ -179,7 +179,7 @@ class Locations : public PBD::StatefulDestructible
PBD::Signal0<void> changed;
PBD::Signal1<void,Location*> added;
PBD::Signal1<void,Location*> removed;
- PBD::Signal1<void,PBD::PropertyChange> StateChanged;
+ PBD::Signal1<void,const PBD::PropertyChange&> StateChanged;
template<class T> void apply (T& obj, void (T::*method)(LocationList&)) {
Glib::Mutex::Lock lm (lock);