diff --git a/SWIG/Examples/test-suite/multiple_inheritance.i b/SWIG/Examples/test-suite/multiple_inheritance.i
index b4ca19ef8..74c261cfe 100644
--- a/SWIG/Examples/test-suite/multiple_inheritance.i
+++ b/SWIG/Examples/test-suite/multiple_inheritance.i
@@ -18,18 +18,26 @@ It tests basic multiple inheritance */
 %inline %{
 
 class Bar {
-  public:
-    virtual int bar() { return 1; }
+public:
+  virtual ~Bar()
+  {
+  }
+  
+  virtual int bar() { return 1; }
 };
 
 class Foo {
-  public:
-    virtual int foo() { return 2; }
+public:
+  virtual ~Foo()
+  {
+  }
+
+  virtual int foo() { return 2; }
 };
 
 class FooBar : public Foo, public Bar {
-  public:
-    virtual int fooBar() { return 3; }
+public:
+  virtual int fooBar() { return 3; }
 };
 
 %}