Add system path for search
--- a/tests/static_check_tests.py
+++ b/tests/static_check_tests.py
@@ -20,7 +20,7 @@
 class TestCodingStyleCheck(unittest.TestCase):
     def setUp(self):
         search_bin = ['pycodestyle', 'pylint']
-        search_path = ['/opt/nativesysroot/usr/bin', '/usr/local/bin']
+        search_path = ['/opt/nativesysroot/usr/bin', '/usr/local/bin', '/usr/bin']

         tox_bin_path = os.getenv('PATH').split(':')[0]
         if tox_bin_path.startswith(os.path.join(os.getcwd(), '.tox')):