Index: meson-0.42.0/run_project_tests.py
===================================================================
--- meson-0.42.0.orig/run_project_tests.py
+++ meson-0.42.0/run_project_tests.py
@@ -124,7 +124,7 @@ print_debug = 'MESON_PRINT_TEST_OUTPUT'
 do_debug = not {'MESON_PRINT_TEST_OUTPUT', 'TRAVIS', 'APPVEYOR'}.isdisjoint(os.environ)
 no_meson_log_msg = 'No meson-log.txt found.'
 
-meson_command = os.path.join(os.getcwd(), 'meson')
+meson_command = '/usr/bin/meson'
 if not os.path.exists(meson_command):
     meson_command += '.py'
     if not os.path.exists(meson_command):
Index: meson-0.42.0/run_unittests.py
===================================================================
--- meson-0.42.0.orig/run_unittests.py
+++ meson-0.42.0/run_unittests.py
@@ -416,11 +416,11 @@ class BasePlatformTests(unittest.TestCas
         # Get the backend
         # FIXME: Extract this from argv?
         self.backend = getattr(Backend, os.environ.get('MESON_UNIT_TEST_BACKEND', 'ninja'))
-        self.meson_args = [os.path.join(src_root, 'meson.py'), '--backend=' + self.backend.name]
+        self.meson_args = ['/usr/bin/meson', '--backend=' + self.backend.name]
         self.meson_command = [sys.executable] + self.meson_args
-        self.mconf_command = [sys.executable, os.path.join(src_root, 'meson.py'), 'configure']
-        self.mintro_command = [sys.executable, os.path.join(src_root, 'meson.py'), 'introspect']
-        self.mtest_command = [sys.executable, os.path.join(src_root, 'meson.py'), 'test', '-C', self.builddir]
+        self.mconf_command = [sys.executable, '/usr/bin/meson', 'configure']
+        self.mintro_command = [sys.executable, '/usr/bin/meson', 'introspect']
+        self.mtest_command = [sys.executable, '/usr/bin/meson', 'test', '-C', self.builddir]
         # Backend-specific build commands
         self.build_command, self.clean_command, self.test_command, self.install_command, \
             self.uninstall_command = get_backend_commands(self.backend)