diff --git a/Lib/slapdtest/_slapdtest.py b/Lib/slapdtest/_slapdtest.py
index adcccb8..2856a84 100644
--- a/Lib/slapdtest/_slapdtest.py
+++ b/Lib/slapdtest/_slapdtest.py
@@ -566,7 +566,6 @@ def _open_ldap_conn(self, who=None, cred=None, **kwargs):
     def setUpClass(cls):
         cls.server = cls.server_class()
         cls.server.start()
-        cls.server = cls.server
 
     @classmethod
     def tearDownClass(cls):