diff --git a/include/wx/propgrid/property.h b/include/wx/propgrid/property.h
index bc61848413..ab1439d6af 100644
--- a/include/wx/propgrid/property.h
+++ b/include/wx/propgrid/property.h
@@ -803,6 +803,7 @@ public:
 private:
     wxVector<wxPGChoiceEntry>   m_items;
 
+protected:
     virtual ~wxPGChoicesData();
 };
 
diff --git a/interface/wx/propgrid/property.h b/interface/wx/propgrid/property.h
index ec07698f45..64f6902261 100644
--- a/interface/wx/propgrid/property.h
+++ b/interface/wx/propgrid/property.h
@@ -2121,6 +2121,9 @@ public:
 
     const wxPGChoiceEntry& Item( unsigned int i ) const;
     wxPGChoiceEntry& Item( unsigned int i );
+
+protected:
+    virtual ~wxPGChoicesData();
 };
 
 #define wxPGChoicesEmptyData    ((wxPGChoicesData*)NULL)