diff --git a/tox.ini b/tox.ini
index cf91b348..9e27a6d0 100644
--- a/tox.ini
+++ b/tox.ini
@@ -12,7 +12,7 @@ setenv =
 OS_STDOUT_CAPTURE={env:OS_STDOUT_CAPTURE:true}
 OS_STDERR_CAPTURE={env:OS_STDERR_CAPTURE:true}
 PYTHONWARNINGS=default::DeprecationWarning
-deps = -c{env:UPPER_CONSTRAINTS_FILE:https://releases.openstack.org/constraints/upper/master}
+deps = -c{env:TOX_CONSTRAINTS_FILE:https://releases.openstack.org/constraints/upper/master}
 -r{toxinidir}/requirements.txt
 -r{toxinidir}/test-requirements.txt
 commands =
@@ -20,7 +20,7 @@ commands =
 python {toxinidir}/tools/django-manage.py test bgpvpn_dashboard
 
 [testenv:releasenotes]
-deps = -c{env:UPPER_CONSTRAINTS_FILE:https://releases.openstack.org/constraints/upper/master}
+deps = -c{env:TOX_CONSTRAINTS_FILE:https://releases.openstack.org/constraints/upper/master}
 -r{toxinidir}/doc/requirements.txt
 commands = sphinx-build -W -a -E -d releasenotes/build/doctrees -b html releasenotes/source releasenotes/build/html
 
@@ -71,7 +71,7 @@ commands =
 coverage xml -o cover/coverage.xml
 
 [testenv:docs]
-deps = -c{env:UPPER_CONSTRAINTS_FILE:https://releases.openstack.org/constraints/upper/master}
+deps = -c{env:TOX_CONSTRAINTS_FILE:https://releases.openstack.org/constraints/upper/master}
 -r{toxinidir}/doc/requirements.txt
 commands = sphinx-build -W -b html doc/source doc/build/html
 
</div><div class="naked_ctrl">
<form action="/index.cgi/larger-text" method="get" name="gate">
<p><a href="http://altstyle.alfasado.net">AltStyle</a> によって変換されたページ <a href="https://opendev.org/openstack/networking-bgpvpn/commit/a7e99a62c12a9837db61495cf795b43b8e72a116.diff">(-&gt;オリジナル)</a>
/ <label>アドレス: <input type="text" name="naked_post_url" value="https://opendev.org/openstack/networking-bgpvpn/commit/a7e99a62c12a9837db61495cf795b43b8e72a116.diff" size="22" /></label> <label>モード: <select name="naked_post_mode">
<option value="default">デフォルト</option>
<option value="speech">音声ブラウザ</option>
<option value="ruby">ルビ付き</option>
<option value="contrast">配色反転</option>
<option value="larger-text" selected="selected">文字拡大</option>
<option value="mobile">モバイル</option>
</select>
<input type="submit" value="表示" />
</p>
</form>
</div>