--- a/testing/marionette/harness/marionette/runner/base.py
+++ b/testing/marionette/harness/marionette/runner/base.py
@@ -710,16 +710,17 @@ class BaseMarionetteTestRunner(object):
                 'bin': self.bin,
         })
 
         if self.emulator:
             kwargs.update({
                 'avd_home': self.extra_kwargs.get('avd_home'),
                 'adb_path': self.extra_kwargs.get('adb_path'),
                 'emulator_binary': self.extra_kwargs.get('emulator_bin'),
+                'avd': self.extra_kwargs.get('avd'),
             })
 
         if self.address:
             host, port = self.address.split(':')
             kwargs.update({
                 'host': host,
                 'port': int(port),
             })