diff --git a/hazelcast/src/hazelcast/client/spi.cpp b/hazelcast/src/hazelcast/client/spi.cpp
index 0d659f9..9df6553 100644
--- a/hazelcast/src/hazelcast/client/spi.cpp
+++ b/hazelcast/src/hazelcast/client/spi.cpp
@@ -941,7 +941,7 @@ ClientClusterServiceImpl::get_member(boost::uuids::uuid uuid) const
     if (it == members_view_ptr->members.end()) {
         return boost::none;
     }
-    return { it->second };
+    return boost::optional<member>(it->second);
 }

 std::vector<member>