diff --git a/meson.build b/meson.build
index 1e42e92..8fd6a50 100644
--- a/meson.build
+++ b/meson.build
@@ -396,6 +396,7 @@
     'redfish-core/src/resource_messages.cpp',
     'redfish-core/src/subscription.cpp',
     'redfish-core/src/task_messages.cpp',
+    'redfish-core/src/update_messages.cpp',
     'redfish-core/src/utils/dbus_utils.cpp',
     'redfish-core/src/utils/json_utils.cpp',
     'redfish-core/src/utils/time_utils.cpp',