Replacing entry via Memcached does not increment version of original HotRod entry

public void testHotRodPutMemcachedReplaceHotRodGetVersionedTest() throws Exception {
      final String key1 = "6";

      // 1. Put with Hot Rod
      RemoteCache<String, Object> remote = cacheFactory.getHotRodCache();
      assertEquals(null, remote.withFlags(Flag.FORCE_RETURN_VALUE).put(key1, "v1"));
      VersionedValue oldValue = remote.getVersioned(key1);

      // 2. Replace with Memcached
      Future<Boolean> f = cacheFactory.getMemcachedClient().set(key1, 0, "v2");
      assertTrue(f.get(60, TimeUnit.SECONDS));

      // 3. Get with HotRod
      assertEquals("v2", remote.getVersioned(key1).getValue());
      assertTrue("The entry version should have changed", oldValue.getVersion() != remote.getVersioned(key1).getVersion());
      //^^^ fails here
   }