diff --git a/tools/run_tests/run_tests.py b/tools/run_tests/run_tests.py
index cfc2b049553..44c28bb0fd4 100755
--- a/tools/run_tests/run_tests.py
+++ b/tools/run_tests/run_tests.py
@@ -306,9 +306,9 @@ class CLanguage(object):
                 assert base is not None
                 assert line[1] == ' '
                 test = base + line.strip()
-                cmdline = [binary] + ['--gtest_filter=%s' % test]
+                cmdline = [binary, '--gtest_filter=%s' % test] + target['args']
                 out.append(self.config.job_spec(cmdline,
-                                                shortname='%s --gtest_filter=%s %s' % (binary, test, shortname_ext),
+                                                shortname='%s %s' % (' '.join(cmdline), shortname_ext),
                                                 cpu_cost=cpu_cost,
                                                 timeout_seconds=_DEFAULT_TIMEOUT_SECONDS * timeout_scaling,
                                                 environ=env))