diff --git a/libs/ardour/ardour/region.h b/libs/ardour/ardour/region.h
index 8dcd6cefec..b107ea8be4 100644
--- a/libs/ardour/ardour/region.h
+++ b/libs/ardour/ardour/region.h
@@ -375,7 +375,6 @@ public:
 	}
 
 	void get_cue_markers (CueMarkers&, bool abs = false) const;
-	void add_cue_marker (std::string const &, samplepos_t pos);
 
 protected:
 	virtual XMLNode& state ();
diff --git a/libs/ardour/region.cc b/libs/ardour/region.cc
index 6481ac59bc..371644f9ca 100644
--- a/libs/ardour/region.cc
+++ b/libs/ardour/region.cc
@@ -1937,20 +1937,6 @@ Region::get_cue_markers (CueMarkers& cues, bool abs) const
 	}
 }
 
-void
-Region::add_cue_marker (std::string const & str, samplepos_t pos)
-{
-	if (pos < _position || pos >= _position + _length) {
-		return;
-	}
-
-	CueMarker marker (str, pos - _start);
-
-	for (SourceList::iterator s = _sources.begin(); s != _sources.end(); ++s) {
-		(*s)->add_cue_marker (marker);
-	}
-}
-
 void
 Region::drop_sources ()
 {