diff --git a/examples/common/pigweed/rpc_services/Attributes.h b/examples/common/pigweed/rpc_services/Attributes.h
index e4ced64a51d9f2..d34d7e5789c3cd 100644
--- a/examples/common/pigweed/rpc_services/Attributes.h
+++ b/examples/common/pigweed/rpc_services/Attributes.h
@@ -224,7 +224,7 @@ class Attributes : public pw_rpc::nanopb::Attributes::Service<Attributes>
         app::DataModel::ReadAttributeRequest request;
         request.path = path;
         request.operationFlags.Set(app::DataModel::OperationFlags::kInternal);
-        request.subjectDescriptor = subjectDescriptor;
+        request.subjectDescriptor = &subjectDescriptor;
 
         std::optional<app::DataModel::ClusterInfo> info = provider->GetClusterInfo(path);
         if (!info.has_value())