diff --git a/.travis.yml b/.travis.yml
index 6772335..7fee39f 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -3,13 +3,9 @@ language: python
 cache:
 - pip
 python:
-- '3.5'
-- '3.6'
-- '3.7'
 - '3.8'
 - '3.9'
-# workaround for https://travis-ci.community/t/add-python-3-10/12220/12
-- '3.10.1'
+- '3.11'
 before_install:
 - pip install -U pip
 - pip install -U setuptools
diff --git a/src/redfish/rest/v1.py b/src/redfish/rest/v1.py
index 6de6a94..db9d0ec 100644
--- a/src/redfish/rest/v1.py
+++ b/src/redfish/rest/v1.py
@@ -1015,9 +1015,6 @@ def login(self, username=None, password=None, auth=AuthMethod.SESSION):
                         except:
                             pass
                     raise SessionCreationError('HTTP {}: Failed to created the session\n{}'.format(resp.status, error_str))
-            else:
-                self.set_username(None)
-                self.set_password(None)
         else:
             pass
 
diff --git a/tox.ini b/tox.ini
index 4216555..ba04787 100644
--- a/tox.ini
+++ b/tox.ini
@@ -1,5 +1,5 @@
 [tox]
-envlist = py35,py36,py37,py38,py39,py310
+envlist = py38,py39,py311
 
 [testenv]
 usedevelop = True
@@ -18,4 +18,4 @@ deps = flake8
 commands = flake8 tests/ src/redfish/discovery
 
 [travis]
-python = 3.7: py37
+python = 3.11: py311