diff --git a/cibuildwheel/platforms/android.py b/cibuildwheel/platforms/android.py
index 6d31bb1c..de0c12b7 100644
--- a/cibuildwheel/platforms/android.py
+++ b/cibuildwheel/platforms/android.py
@@ -310,7 +310,9 @@ def setup_env(
         "wheel",
         parse_config_settings(
             prepare_config_settings(
-                build_options.config_settings, project=".", package=build_options.package_dir
+                build_options.config_settings,
+                project=Path.cwd(),
+                package=build_options.package_dir,
             )
         ),
     )
@@ -600,7 +602,7 @@ def build_wheel(state: BuildState) -> Path:
                     state.options.build_verbosity,
                     prepare_config_settings(
                         state.options.config_settings,
-                        project=".",
+                        project=Path.cwd(),
                         package=state.options.package_dir,
                     ),
                 ),
@@ -621,7 +623,7 @@ def build_wheel(state: BuildState) -> Path:
                     state.options.build_verbosity,
                     prepare_config_settings(
                         state.options.config_settings,
-                        project=".",
+                        project=Path.cwd(),
                         package=state.options.package_dir,
                     ),
                 ),
diff --git a/cibuildwheel/platforms/ios.py b/cibuildwheel/platforms/ios.py
index f8e895b5..72ab3595 100644
--- a/cibuildwheel/platforms/ios.py
+++ b/cibuildwheel/platforms/ios.py
@@ -559,7 +559,7 @@ def build(options: Options, tmp_path: Path) -> None:
                     build_options.build_verbosity,
                     prepare_config_settings(
                         build_options.config_settings,
-                        project=".",
+                        project=Path.cwd(),
                         package=build_options.package_dir,
                     ),
                 )
diff --git a/cibuildwheel/platforms/macos.py b/cibuildwheel/platforms/macos.py
index 61024271..4c3c7444 100644
--- a/cibuildwheel/platforms/macos.py
+++ b/cibuildwheel/platforms/macos.py
@@ -537,7 +537,7 @@ def build(options: Options, tmp_path: Path) -> None:
                     build_options.build_verbosity,
                     prepare_config_settings(
                         build_options.config_settings,
-                        project=".",
+                        project=Path.cwd(),
                         package=build_options.package_dir,
                     ),
                 )
diff --git a/cibuildwheel/platforms/pyodide.py b/cibuildwheel/platforms/pyodide.py
index 01f490a8..d4657c76 100644
--- a/cibuildwheel/platforms/pyodide.py
+++ b/cibuildwheel/platforms/pyodide.py
@@ -489,7 +489,7 @@ def build(options: Options, tmp_path: Path) -> None:
                     build_options.build_verbosity,
                     prepare_config_settings(
                         build_options.config_settings,
-                        project=".",
+                        project=Path.cwd(),
                         package=build_options.package_dir,
                     ),
                 )
diff --git a/cibuildwheel/platforms/windows.py b/cibuildwheel/platforms/windows.py
index 409f4681..d7df473e 100644
--- a/cibuildwheel/platforms/windows.py
+++ b/cibuildwheel/platforms/windows.py
@@ -492,7 +492,7 @@ def build(options: Options, tmp_path: Path) -> None:
                     build_options.build_verbosity,
                     prepare_config_settings(
                         build_options.config_settings,
-                        project=".",
+                        project=Path.cwd(),
                         package=options.globals.package_dir,
                     ),
                 )