diff --git a/src/video/cocoa/cocoa_v.h b/src/video/cocoa/cocoa_v.h
--- a/src/video/cocoa/cocoa_v.h
+++ b/src/video/cocoa/cocoa_v.h
@@ -74,6 +74,7 @@ public:
 protected:
 	Dimension GetScreenSize() const override;
 	float GetDPIScale() override;
+	void InputLoop() override;
 
 private:
 	bool PollEvent();