diff --git a/selftest/selftesthelpers.py b/selftest/selftesthelpers.py
index a7924d60f42..a63dc98c64f 100644
--- a/selftest/selftesthelpers.py
+++ b/selftest/selftesthelpers.py
@@ -159,6 +159,8 @@ def planperltestsuite(name, path):
 
 
 def planpythontestsuite(env, module, name=None, extra_path=[]):
+    if name is None:
+        name = module
     pypath = list(extra_path)
     if not has_system_subunit_run:
         pypath.extend(["%s/lib/subunit/python" % srcdir(),