--- a/run_project_tests.py
+++ b/run_project_tests.py
@@ -80,7 +80,7 @@ no_meson_log_msg = 'No meson-log.txt fou
 
 system_compiler = None
 
-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):
--- a/run_unittests.py
+++ b/run_unittests.py
@@ -506,7 +506,7 @@ 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_mainfile = os.path.join(src_root, 'meson.py')
+        self.meson_mainfile = '/usr/bin/meson'
         self.meson_args = ['--backend=' + self.backend.name]
         self.meson_cross_file = None
         self.meson_command = meson_command + self.meson_args