--- a/testing/marionette/harness/marionette/runner/base.py
+++ b/testing/marionette/harness/marionette/runner/base.py
@@ -661,16 +661,17 @@ class BaseMarionetteTestRunner(object):
             os.mkdir(self.logdir)
 
         kwargs = {
             'timeout': self.timeout,
             'socket_timeout': self.socket_timeout,
             'prefs': self.prefs,
             'startup_timeout': self.startup_timeout,
             'verbose': self.verbose,
+            'symbols_path': self.symbols_path,
         }
         if self.bin:
             kwargs.update({
                 'host': 'localhost',
                 'port': 2828,
                 'app': self.app,
                 'app_args': self.app_args,
                 'bin': self.bin,