diff --git a/gen/xyz/openbmc_project/Software/Activation/meson.build b/gen/xyz/openbmc_project/Software/Activation/meson.build
index 21c5ba4..0b6f15c 100644
--- a/gen/xyz/openbmc_project/Software/Activation/meson.build
+++ b/gen/xyz/openbmc_project/Software/Activation/meson.build
@@ -1,13 +1,13 @@
 # Generated file; do not modify.
 generated_sources += custom_target(
     'xyz/openbmc_project/Software/Activation__cpp'.underscorify(),
-    input: [ meson.source_root() / 'xyz/openbmc_project/Software/Activation.interface.yaml',  ],
+    input: [ meson.project_source_root() / 'xyz/openbmc_project/Software/Activation.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.source_root(),
+        '--directory', meson.project_source_root(),
         'xyz/openbmc_project/Software/Activation',
     ],
 )
diff --git a/gen/xyz/openbmc_project/Software/ActivationBlocksTransition/meson.build b/gen/xyz/openbmc_project/Software/ActivationBlocksTransition/meson.build
index 8bb4b44..96adfc6 100644
--- a/gen/xyz/openbmc_project/Software/ActivationBlocksTransition/meson.build
+++ b/gen/xyz/openbmc_project/Software/ActivationBlocksTransition/meson.build
@@ -1,13 +1,13 @@
 # Generated file; do not modify.
 generated_sources += custom_target(
     'xyz/openbmc_project/Software/ActivationBlocksTransition__cpp'.underscorify(),
-    input: [ meson.source_root() / 'xyz/openbmc_project/Software/ActivationBlocksTransition.interface.yaml',  ],
+    input: [ meson.project_source_root() / 'xyz/openbmc_project/Software/ActivationBlocksTransition.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.source_root(),
+        '--directory', meson.project_source_root(),
         'xyz/openbmc_project/Software/ActivationBlocksTransition',
     ],
 )
diff --git a/gen/xyz/openbmc_project/Software/ActivationProgress/meson.build b/gen/xyz/openbmc_project/Software/ActivationProgress/meson.build
index 0a7e497..d2b9219 100644
--- a/gen/xyz/openbmc_project/Software/ActivationProgress/meson.build
+++ b/gen/xyz/openbmc_project/Software/ActivationProgress/meson.build
@@ -1,13 +1,13 @@
 # Generated file; do not modify.
 generated_sources += custom_target(
     'xyz/openbmc_project/Software/ActivationProgress__cpp'.underscorify(),
-    input: [ meson.source_root() / 'xyz/openbmc_project/Software/ActivationProgress.interface.yaml',  ],
+    input: [ meson.project_source_root() / 'xyz/openbmc_project/Software/ActivationProgress.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.source_root(),
+        '--directory', meson.project_source_root(),
         'xyz/openbmc_project/Software/ActivationProgress',
     ],
 )
diff --git a/gen/xyz/openbmc_project/Software/ApplyOptions/meson.build b/gen/xyz/openbmc_project/Software/ApplyOptions/meson.build
index 2e92a86..ada85d3 100644
--- a/gen/xyz/openbmc_project/Software/ApplyOptions/meson.build
+++ b/gen/xyz/openbmc_project/Software/ApplyOptions/meson.build
@@ -1,13 +1,13 @@
 # Generated file; do not modify.
 generated_sources += custom_target(
     'xyz/openbmc_project/Software/ApplyOptions__cpp'.underscorify(),
-    input: [ meson.source_root() / 'xyz/openbmc_project/Software/ApplyOptions.interface.yaml',  ],
+    input: [ meson.project_source_root() / 'xyz/openbmc_project/Software/ApplyOptions.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.source_root(),
+        '--directory', meson.project_source_root(),
         'xyz/openbmc_project/Software/ApplyOptions',
     ],
 )
diff --git a/gen/xyz/openbmc_project/Software/ApplyTime/meson.build b/gen/xyz/openbmc_project/Software/ApplyTime/meson.build
index 59accff..a7a1b8e 100644
--- a/gen/xyz/openbmc_project/Software/ApplyTime/meson.build
+++ b/gen/xyz/openbmc_project/Software/ApplyTime/meson.build
@@ -1,13 +1,13 @@
 # Generated file; do not modify.
 generated_sources += custom_target(
     'xyz/openbmc_project/Software/ApplyTime__cpp'.underscorify(),
-    input: [ meson.source_root() / 'xyz/openbmc_project/Software/ApplyTime.interface.yaml',  ],
+    input: [ meson.project_source_root() / 'xyz/openbmc_project/Software/ApplyTime.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.source_root(),
+        '--directory', meson.project_source_root(),
         'xyz/openbmc_project/Software/ApplyTime',
     ],
 )
diff --git a/gen/xyz/openbmc_project/Software/ExtendedVersion/meson.build b/gen/xyz/openbmc_project/Software/ExtendedVersion/meson.build
index 10f0024..3aecf76 100644
--- a/gen/xyz/openbmc_project/Software/ExtendedVersion/meson.build
+++ b/gen/xyz/openbmc_project/Software/ExtendedVersion/meson.build
@@ -1,13 +1,13 @@
 # Generated file; do not modify.
 generated_sources += custom_target(
     'xyz/openbmc_project/Software/ExtendedVersion__cpp'.underscorify(),
-    input: [ meson.source_root() / 'xyz/openbmc_project/Software/ExtendedVersion.interface.yaml',  ],
+    input: [ meson.project_source_root() / 'xyz/openbmc_project/Software/ExtendedVersion.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.source_root(),
+        '--directory', meson.project_source_root(),
         'xyz/openbmc_project/Software/ExtendedVersion',
     ],
 )
diff --git a/gen/xyz/openbmc_project/Software/RedundancyPriority/meson.build b/gen/xyz/openbmc_project/Software/RedundancyPriority/meson.build
index 79c24c0..7c64ca7 100644
--- a/gen/xyz/openbmc_project/Software/RedundancyPriority/meson.build
+++ b/gen/xyz/openbmc_project/Software/RedundancyPriority/meson.build
@@ -1,13 +1,13 @@
 # Generated file; do not modify.
 generated_sources += custom_target(
     'xyz/openbmc_project/Software/RedundancyPriority__cpp'.underscorify(),
-    input: [ meson.source_root() / 'xyz/openbmc_project/Software/RedundancyPriority.interface.yaml',  ],
+    input: [ meson.project_source_root() / 'xyz/openbmc_project/Software/RedundancyPriority.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.source_root(),
+        '--directory', meson.project_source_root(),
         'xyz/openbmc_project/Software/RedundancyPriority',
     ],
 )
diff --git a/gen/xyz/openbmc_project/Software/RequestedRedundancyPriority/meson.build b/gen/xyz/openbmc_project/Software/RequestedRedundancyPriority/meson.build
index 765ac94..f924121 100644
--- a/gen/xyz/openbmc_project/Software/RequestedRedundancyPriority/meson.build
+++ b/gen/xyz/openbmc_project/Software/RequestedRedundancyPriority/meson.build
@@ -1,13 +1,13 @@
 # Generated file; do not modify.
 generated_sources += custom_target(
     'xyz/openbmc_project/Software/RequestedRedundancyPriority__cpp'.underscorify(),
-    input: [ meson.source_root() / 'xyz/openbmc_project/Software/RequestedRedundancyPriority.interface.yaml',  ],
+    input: [ meson.project_source_root() / 'xyz/openbmc_project/Software/RequestedRedundancyPriority.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.source_root(),
+        '--directory', meson.project_source_root(),
         'xyz/openbmc_project/Software/RequestedRedundancyPriority',
     ],
 )
diff --git a/gen/xyz/openbmc_project/Software/Version/meson.build b/gen/xyz/openbmc_project/Software/Version/meson.build
index b66865e..e4e8a4d 100644
--- a/gen/xyz/openbmc_project/Software/Version/meson.build
+++ b/gen/xyz/openbmc_project/Software/Version/meson.build
@@ -1,13 +1,13 @@
 # Generated file; do not modify.
 generated_sources += custom_target(
     'xyz/openbmc_project/Software/Version__cpp'.underscorify(),
-    input: [ meson.source_root() / 'xyz/openbmc_project/Software/Version.errors.yaml', meson.source_root() / 'xyz/openbmc_project/Software/Version.interface.yaml',  ],
+    input: [ meson.project_source_root() / 'xyz/openbmc_project/Software/Version.errors.yaml', meson.project_source_root() / 'xyz/openbmc_project/Software/Version.interface.yaml',  ],
     output: [ 'error.cpp', 'error.hpp', 'server.cpp', 'server.hpp', 'client.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/Software/Version',
     ],
 )
diff --git a/gen/xyz/openbmc_project/Software/meson.build b/gen/xyz/openbmc_project/Software/meson.build
index 30896f9..685ba10 100644
--- a/gen/xyz/openbmc_project/Software/meson.build
+++ b/gen/xyz/openbmc_project/Software/meson.build
@@ -2,13 +2,13 @@
 subdir('Activation')
 generated_others += custom_target(
     'xyz/openbmc_project/Software/Activation__markdown'.underscorify(),
-    input: [ meson.source_root() / 'xyz/openbmc_project/Software/Activation.interface.yaml',  ],
+    input: [ meson.project_source_root() / 'xyz/openbmc_project/Software/Activation.interface.yaml',  ],
     output: [ 'Activation.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/Software/Activation',
     ],
     build_by_default: true,
@@ -17,13 +17,13 @@
 subdir('ActivationBlocksTransition')
 generated_others += custom_target(
     'xyz/openbmc_project/Software/ActivationBlocksTransition__markdown'.underscorify(),
-    input: [ meson.source_root() / 'xyz/openbmc_project/Software/ActivationBlocksTransition.interface.yaml',  ],
+    input: [ meson.project_source_root() / 'xyz/openbmc_project/Software/ActivationBlocksTransition.interface.yaml',  ],
     output: [ 'ActivationBlocksTransition.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/Software/ActivationBlocksTransition',
     ],
     build_by_default: true,
@@ -32,13 +32,13 @@
 subdir('ActivationProgress')
 generated_others += custom_target(
     'xyz/openbmc_project/Software/ActivationProgress__markdown'.underscorify(),
-    input: [ meson.source_root() / 'xyz/openbmc_project/Software/ActivationProgress.interface.yaml',  ],
+    input: [ meson.project_source_root() / 'xyz/openbmc_project/Software/ActivationProgress.interface.yaml',  ],
     output: [ 'ActivationProgress.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/Software/ActivationProgress',
     ],
     build_by_default: true,
@@ -47,13 +47,13 @@
 subdir('ApplyOptions')
 generated_others += custom_target(
     'xyz/openbmc_project/Software/ApplyOptions__markdown'.underscorify(),
-    input: [ meson.source_root() / 'xyz/openbmc_project/Software/ApplyOptions.interface.yaml',  ],
+    input: [ meson.project_source_root() / 'xyz/openbmc_project/Software/ApplyOptions.interface.yaml',  ],
     output: [ 'ApplyOptions.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/Software/ApplyOptions',
     ],
     build_by_default: true,
@@ -62,13 +62,13 @@
 subdir('ApplyTime')
 generated_others += custom_target(
     'xyz/openbmc_project/Software/ApplyTime__markdown'.underscorify(),
-    input: [ meson.source_root() / 'xyz/openbmc_project/Software/ApplyTime.interface.yaml',  ],
+    input: [ meson.project_source_root() / 'xyz/openbmc_project/Software/ApplyTime.interface.yaml',  ],
     output: [ 'ApplyTime.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/Software/ApplyTime',
     ],
     build_by_default: true,
@@ -77,13 +77,13 @@
 subdir('ExtendedVersion')
 generated_others += custom_target(
     'xyz/openbmc_project/Software/ExtendedVersion__markdown'.underscorify(),
-    input: [ meson.source_root() / 'xyz/openbmc_project/Software/ExtendedVersion.interface.yaml',  ],
+    input: [ meson.project_source_root() / 'xyz/openbmc_project/Software/ExtendedVersion.interface.yaml',  ],
     output: [ 'ExtendedVersion.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/Software/ExtendedVersion',
     ],
     build_by_default: true,
@@ -92,13 +92,13 @@
 subdir('RedundancyPriority')
 generated_others += custom_target(
     'xyz/openbmc_project/Software/RedundancyPriority__markdown'.underscorify(),
-    input: [ meson.source_root() / 'xyz/openbmc_project/Software/RedundancyPriority.interface.yaml',  ],
+    input: [ meson.project_source_root() / 'xyz/openbmc_project/Software/RedundancyPriority.interface.yaml',  ],
     output: [ 'RedundancyPriority.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/Software/RedundancyPriority',
     ],
     build_by_default: true,
@@ -107,13 +107,13 @@
 subdir('RequestedRedundancyPriority')
 generated_others += custom_target(
     'xyz/openbmc_project/Software/RequestedRedundancyPriority__markdown'.underscorify(),
-    input: [ meson.source_root() / 'xyz/openbmc_project/Software/RequestedRedundancyPriority.interface.yaml',  ],
+    input: [ meson.project_source_root() / 'xyz/openbmc_project/Software/RequestedRedundancyPriority.interface.yaml',  ],
     output: [ 'RequestedRedundancyPriority.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/Software/RequestedRedundancyPriority',
     ],
     build_by_default: true,
@@ -122,13 +122,13 @@
 subdir('Version')
 generated_others += custom_target(
     'xyz/openbmc_project/Software/Version__markdown'.underscorify(),
-    input: [ meson.source_root() / 'xyz/openbmc_project/Software/Version.errors.yaml', meson.source_root() / 'xyz/openbmc_project/Software/Version.interface.yaml',  ],
+    input: [ meson.project_source_root() / 'xyz/openbmc_project/Software/Version.errors.yaml', meson.project_source_root() / 'xyz/openbmc_project/Software/Version.interface.yaml',  ],
     output: [ 'Version.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/Software/Version',
     ],
     build_by_default: true,