diff --git a/gen/com/meta/Inventory/ManufacturerExt/meson.build b/gen/com/meta/Inventory/ManufacturerExt/meson.build
new file mode 100644
index 0000000..2f7e508
--- /dev/null
+++ b/gen/com/meta/Inventory/ManufacturerExt/meson.build
@@ -0,0 +1,15 @@
+# Generated file; do not modify.
+generated_sources += custom_target(
+    'com/meta/Inventory/ManufacturerExt__cpp'.underscorify(),
+    input: [ '../../../../../yaml/com/meta/Inventory/ManufacturerExt.interface.yaml',  ],
+    output: [ 'common.hpp', 'server.cpp', 'server.hpp', 'aserver.hpp', 'client.hpp',  ],
+    depend_files: sdbusplusplus_depfiles,
+    command: [
+        sdbuspp_gen_meson_prog, '--command', 'cpp',
+        '--output', meson.current_build_dir(),
+        '--tool', sdbusplusplus_prog,
+        '--directory', meson.current_source_dir() / '../../../../../yaml',
+        'com/meta/Inventory/ManufacturerExt',
+    ],
+)
+
diff --git a/gen/com/meta/Inventory/meson.build b/gen/com/meta/Inventory/meson.build
new file mode 100644
index 0000000..a30b77c
--- /dev/null
+++ b/gen/com/meta/Inventory/meson.build
@@ -0,0 +1,16 @@
+# Generated file; do not modify.
+subdir('ManufacturerExt')
+generated_others += custom_target(
+    'com/meta/Inventory/ManufacturerExt__markdown'.underscorify(),
+    input: [ '../../../../yaml/com/meta/Inventory/ManufacturerExt.interface.yaml',  ],
+    output: [ 'ManufacturerExt.md' ],
+    depend_files: sdbusplusplus_depfiles,
+    command: [
+        sdbuspp_gen_meson_prog, '--command', 'markdown',
+        '--output', meson.current_build_dir(),
+        '--tool', sdbusplusplus_prog,
+        '--directory', meson.current_source_dir() / '../../../../yaml',
+        'com/meta/Inventory/ManufacturerExt',
+    ],
+)
+
diff --git a/gen/com/meta/meson.build b/gen/com/meta/meson.build
index dc845a4..d98d1bb 100644
--- a/gen/com/meta/meson.build
+++ b/gen/com/meta/meson.build
@@ -1,2 +1,3 @@
 # Generated file; do not modify.
 subdir('Hardware')
+subdir('Inventory')
diff --git a/yaml/com/meta/Inventory/ManufacturerExt.interface.yaml b/yaml/com/meta/Inventory/ManufacturerExt.interface.yaml
new file mode 100644
index 0000000..262d96b
--- /dev/null
+++ b/yaml/com/meta/Inventory/ManufacturerExt.interface.yaml
@@ -0,0 +1,12 @@
+description: >
+    This interface is never intended to be instantiated, but is used to define
+    enumerations for Inventory.Item.Decorator.ManufacturerExt custom fields.
+
+enumerations:
+    - name: Field
+      description: >
+          Possible values for the ManufacturerExt fields.
+      values:
+          - name: FBPN
+            description: >
+                Facebook Part Number