diff --git a/bmc/item_updater.cpp b/bmc/item_updater.cpp
index 41ae150..8ee940e 100644
--- a/bmc/item_updater.cpp
+++ b/bmc/item_updater.cpp
@@ -748,8 +748,7 @@
         auto response = bus.call(mapperCall);
 
         using ObjectPaths = std::vector<std::string>;
-        ObjectPaths result;
-        response.read(result);
+        auto result = response.unpack<ObjectPaths>();
 
         if (!result.empty())
         {