1 files changed, 1 insertions, 0 deletions
diff --git a/plugingui/knob.h b/plugingui/knob.h
index 220ee80..64d66e1 100644
--- a/plugingui/knob.h
+++ b/plugingui/knob.h
@@ -37,6 +37,7 @@ namespace GUI {
 class Knob : public Widget {
 public:
 	Knob(Widget *parent);
+	virtual ~Knob() = default;
 
 	// From Widget:
 	bool catchMouse() override { return true; }