diff --git a/libs/evoral/evoral/ControlSet.hpp b/libs/evoral/evoral/ControlSet.hpp
index e327cb10c1..ab23751c5d 100644
--- a/libs/evoral/evoral/ControlSet.hpp
+++ b/libs/evoral/evoral/ControlSet.hpp
@@ -59,8 +59,6 @@ public:
 
 	virtual void add_control(boost::shared_ptr<Control>);
 
-	virtual bool find_next_event(double start, double end, ControlEvent& ev, bool only_active = true) const = 0;
-
 	virtual bool controls_empty() const { return _controls.size() == 0; }
 	virtual void clear_controls();