diff --git a/gen/org/open_power/OCC/PassThrough/meson.build b/gen/org/open_power/OCC/PassThrough/meson.build
index 229a82f..3e5feba 100644
--- a/gen/org/open_power/OCC/PassThrough/meson.build
+++ b/gen/org/open_power/OCC/PassThrough/meson.build
@@ -1,13 +1,13 @@
 # Generated file; do not modify.
 generated_sources += custom_target(
     'org/open_power/OCC/PassThrough__cpp'.underscorify(),
-    input: [ meson.project_source_root() / 'org/open_power/OCC/PassThrough.interface.yaml',  ],
+    input: [ '../../../../../org/open_power/OCC/PassThrough.interface.yaml',  ],
     output: [ 'server.cpp', 'server.hpp', 'client.hpp',  ],
     command: [
         sdbuspp_gen_meson_prog, '--command', 'cpp',
         '--output', meson.current_build_dir(),
         '--tool', sdbusplusplus_prog,
-        '--directory', meson.project_source_root(),
+        '--directory', meson.current_source_dir() / '../../../../..',
         'org/open_power/OCC/PassThrough',
     ],
 )
diff --git a/gen/org/open_power/OCC/Status/meson.build b/gen/org/open_power/OCC/Status/meson.build
index 30a0c70..80b9eeb 100644
--- a/gen/org/open_power/OCC/Status/meson.build
+++ b/gen/org/open_power/OCC/Status/meson.build
@@ -1,13 +1,13 @@
 # Generated file; do not modify.
 generated_sources += custom_target(
     'org/open_power/OCC/Status__cpp'.underscorify(),
-    input: [ meson.project_source_root() / 'org/open_power/OCC/Status.interface.yaml',  ],
+    input: [ '../../../../../org/open_power/OCC/Status.interface.yaml',  ],
     output: [ 'server.cpp', 'server.hpp', 'client.hpp',  ],
     command: [
         sdbuspp_gen_meson_prog, '--command', 'cpp',
         '--output', meson.current_build_dir(),
         '--tool', sdbusplusplus_prog,
-        '--directory', meson.project_source_root(),
+        '--directory', meson.current_source_dir() / '../../../../..',
         'org/open_power/OCC/Status',
     ],
 )
diff --git a/gen/org/open_power/OCC/meson.build b/gen/org/open_power/OCC/meson.build
index 70d9c72..65e2a39 100644
--- a/gen/org/open_power/OCC/meson.build
+++ b/gen/org/open_power/OCC/meson.build
@@ -2,30 +2,28 @@
 subdir('PassThrough')
 generated_others += custom_target(
     'org/open_power/OCC/PassThrough__markdown'.underscorify(),
-    input: [ meson.project_source_root() / 'org/open_power/OCC/PassThrough.interface.yaml',  ],
+    input: [ '../../../../org/open_power/OCC/PassThrough.interface.yaml',  ],
     output: [ 'PassThrough.md' ],
     command: [
         sdbuspp_gen_meson_prog, '--command', 'markdown',
         '--output', meson.current_build_dir(),
         '--tool', sdbusplusplus_prog,
-        '--directory', meson.project_source_root(),
+        '--directory', meson.current_source_dir() / '../../../..',
         'org/open_power/OCC/PassThrough',
     ],
-    build_by_default: true,
 )
 
 subdir('Status')
 generated_others += custom_target(
     'org/open_power/OCC/Status__markdown'.underscorify(),
-    input: [ meson.project_source_root() / 'org/open_power/OCC/Status.interface.yaml',  ],
+    input: [ '../../../../org/open_power/OCC/Status.interface.yaml',  ],
     output: [ 'Status.md' ],
     command: [
         sdbuspp_gen_meson_prog, '--command', 'markdown',
         '--output', meson.current_build_dir(),
         '--tool', sdbusplusplus_prog,
-        '--directory', meson.project_source_root(),
+        '--directory', meson.current_source_dir() / '../../../..',
         'org/open_power/OCC/Status',
     ],
-    build_by_default: true,
 )