diff --git a/gen/xyz/openbmc_project/Certs/meson.build b/gen/xyz/openbmc_project/Certs/meson.build
index c924560..5a809b8 100644
--- a/gen/xyz/openbmc_project/Certs/meson.build
+++ b/gen/xyz/openbmc_project/Certs/meson.build
@@ -1,13 +1,13 @@
 # Generated file; do not modify.
 generated_sources += custom_target(
     'xyz/openbmc_project/Certs__cpp'.underscorify(),
-    input: [ meson.source_root() / 'xyz/openbmc_project/Certs.errors.yaml',  ],
+    input: [ meson.project_source_root() / 'xyz/openbmc_project/Certs.errors.yaml',  ],
     output: [ 'error.cpp', 'error.hpp',  ],
     command: [
         sdbuspp_gen_meson_prog, '--command', 'cpp',
         '--output', meson.current_build_dir(),
         '--tool', sdbusplusplus_prog,
-        '--directory', meson.source_root(),
+        '--directory', meson.project_source_root(),
         'xyz/openbmc_project/Certs',
     ],
 )
@@ -15,13 +15,13 @@
 subdir('Authority')
 generated_others += custom_target(
     'xyz/openbmc_project/Certs/Authority__markdown'.underscorify(),
-    input: [ meson.source_root() / 'xyz/openbmc_project/Certs/Authority.interface.yaml',  ],
+    input: [ meson.project_source_root() / 'xyz/openbmc_project/Certs/Authority.interface.yaml',  ],
     output: [ 'Authority.md' ],
     command: [
         sdbuspp_gen_meson_prog, '--command', 'markdown',
         '--output', meson.current_build_dir(),
         '--tool', sdbusplusplus_prog,
-        '--directory', meson.source_root(),
+        '--directory', meson.project_source_root(),
         'xyz/openbmc_project/Certs/Authority',
     ],
     build_by_default: true,
@@ -30,13 +30,13 @@
 subdir('CSR')
 generated_others += custom_target(
     'xyz/openbmc_project/Certs/CSR__markdown'.underscorify(),
-    input: [ meson.source_root() / 'xyz/openbmc_project/Certs/CSR.interface.yaml',  ],
+    input: [ meson.project_source_root() / 'xyz/openbmc_project/Certs/CSR.interface.yaml',  ],
     output: [ 'CSR.md' ],
     command: [
         sdbuspp_gen_meson_prog, '--command', 'markdown',
         '--output', meson.current_build_dir(),
         '--tool', sdbusplusplus_prog,
-        '--directory', meson.source_root(),
+        '--directory', meson.project_source_root(),
         'xyz/openbmc_project/Certs/CSR',
     ],
     build_by_default: true,
@@ -45,13 +45,13 @@
 subdir('Certificate')
 generated_others += custom_target(
     'xyz/openbmc_project/Certs/Certificate__markdown'.underscorify(),
-    input: [ meson.source_root() / 'xyz/openbmc_project/Certs/Certificate.interface.yaml',  ],
+    input: [ meson.project_source_root() / 'xyz/openbmc_project/Certs/Certificate.interface.yaml',  ],
     output: [ 'Certificate.md' ],
     command: [
         sdbuspp_gen_meson_prog, '--command', 'markdown',
         '--output', meson.current_build_dir(),
         '--tool', sdbusplusplus_prog,
-        '--directory', meson.source_root(),
+        '--directory', meson.project_source_root(),
         'xyz/openbmc_project/Certs/Certificate',
     ],
     build_by_default: true,
@@ -60,13 +60,13 @@
 subdir('Entry')
 generated_others += custom_target(
     'xyz/openbmc_project/Certs/Entry__markdown'.underscorify(),
-    input: [ meson.source_root() / 'xyz/openbmc_project/Certs/Entry.interface.yaml',  ],
+    input: [ meson.project_source_root() / 'xyz/openbmc_project/Certs/Entry.interface.yaml',  ],
     output: [ 'Entry.md' ],
     command: [
         sdbuspp_gen_meson_prog, '--command', 'markdown',
         '--output', meson.current_build_dir(),
         '--tool', sdbusplusplus_prog,
-        '--directory', meson.source_root(),
+        '--directory', meson.project_source_root(),
         'xyz/openbmc_project/Certs/Entry',
     ],
     build_by_default: true,
@@ -75,13 +75,13 @@
 subdir('Install')
 generated_others += custom_target(
     'xyz/openbmc_project/Certs/Install__markdown'.underscorify(),
-    input: [ meson.source_root() / 'xyz/openbmc_project/Certs/Install.interface.yaml',  ],
+    input: [ meson.project_source_root() / 'xyz/openbmc_project/Certs/Install.interface.yaml',  ],
     output: [ 'Install.md' ],
     command: [
         sdbuspp_gen_meson_prog, '--command', 'markdown',
         '--output', meson.current_build_dir(),
         '--tool', sdbusplusplus_prog,
-        '--directory', meson.source_root(),
+        '--directory', meson.project_source_root(),
         'xyz/openbmc_project/Certs/Install',
     ],
     build_by_default: true,
@@ -90,13 +90,13 @@
 subdir('Replace')
 generated_others += custom_target(
     'xyz/openbmc_project/Certs/Replace__markdown'.underscorify(),
-    input: [ meson.source_root() / 'xyz/openbmc_project/Certs/Replace.interface.yaml',  ],
+    input: [ meson.project_source_root() / 'xyz/openbmc_project/Certs/Replace.interface.yaml',  ],
     output: [ 'Replace.md' ],
     command: [
         sdbuspp_gen_meson_prog, '--command', 'markdown',
         '--output', meson.current_build_dir(),
         '--tool', sdbusplusplus_prog,
-        '--directory', meson.source_root(),
+        '--directory', meson.project_source_root(),
         'xyz/openbmc_project/Certs/Replace',
     ],
     build_by_default: true,