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-rw-r--r--plugingui/knob.h1
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; }