diff --git a/Examples/test-suite/multiple_inheritance_interfaces.i b/Examples/test-suite/multiple_inheritance_interfaces.i
index b7069647b..98ec37b4f 100644
--- a/Examples/test-suite/multiple_inheritance_interfaces.i
+++ b/Examples/test-suite/multiple_inheritance_interfaces.i
@@ -89,6 +89,7 @@ namespace Space {
   class X {
   public:
     virtual void x(const InternalAccess& date) const = 0;
+    virtual ~X() {}
   };
 }
 %}