diff --git a/testrunner/runtest.py b/testrunner/runtest.py
index d80bfe6d0..62263504d 100755
--- a/testrunner/runtest.py
+++ b/testrunner/runtest.py
@@ -265,7 +265,7 @@ class TestRunner(object):
 
       # mmm cannot be used from python, so perform a similar operation using
       # ONE_SHOT_MAKEFILE
-      cmd = 'ONE_SHOT_MAKEFILE="%s" make -j%s -C "%s" files %s' % (
+      cmd = 'ONE_SHOT_MAKEFILE="%s" make -j%s -C "%s" all_modules %s' % (
           target_build_string, self._options.make_jobs, self._root_path,
           extra_args_string)
       logger.Log(cmd)