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-rw-r--r--source/UI/SlotArea.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/source/UI/SlotArea.h b/source/UI/SlotArea.h
index e356fbdd8..ffb8ed553 100644
--- a/source/UI/SlotArea.h
+++ b/source/UI/SlotArea.h
@@ -26,6 +26,7 @@ class cSlotArea
{
public:
cSlotArea(int a_NumSlots, cWindow & a_ParentWindow);
+ virtual ~cSlotArea() {} // force a virtual destructor in all subclasses
int GetNumSlots(void) const { return m_NumSlots; }