diff --git a/test_six.py b/test_six.py
index 2fe78eef..d27d2850 100644
--- a/test_six.py
+++ b/test_six.py
@@ -233,7 +233,7 @@ def test_map():
 
 def test_getoutput():
     from six.moves import getoutput
-    output = getoutput('echo "foo"')
+    output = getoutput('echo foo', shell=False)
     assert output == 'foo'