diff --git a/test/intrusive_ptr_move_test.cpp b/test/intrusive_ptr_move_test.cpp
index 0e89764..c97bd11 100644
--- a/test/intrusive_ptr_move_test.cpp
+++ b/test/intrusive_ptr_move_test.cpp
@@ -143,6 +143,18 @@ int main()
         BOOST_TEST( N::base::instances == 0 );
     }
 
+    {
+        boost::intrusive_ptr<Y> p( new Y );
+        BOOST_TEST( N::base::instances == 1 );
+
+        boost::intrusive_ptr<X> p2( std::move( p ) );
+        BOOST_TEST( N::base::instances == 1 );
+        BOOST_TEST( p.get() == 0 );
+
+        p2.reset();
+        BOOST_TEST( N::base::instances == 0 );
+    }
+
     {
         boost::intrusive_ptr<X> p( new X );
         BOOST_TEST( N::base::instances == 1 );