diff --git a/lower-constraints.txt b/lower-constraints.txt
index 805c577d..c73cfde8 100644
--- a/lower-constraints.txt
+++ b/lower-constraints.txt
@@ -27,7 +27,7 @@ mock==2.0.0
 mox3==0.20.0
 munch==2.1.0
 openstackdocstheme==1.20.0
-openstacksdk===0.11.2
+openstacksdk===0.13.0
 oslotest==3.2.0
 pbr==2.0.0
 Pygments==2.2.0
@@ -55,4 +55,4 @@ testtools==2.2.0
 traceback2==1.4.0
 unittest2==1.1.0
 urllib3==1.21.1
-Werkzeug==0.9
+Werkzeug==0.14
diff --git a/test-requirements.txt b/test-requirements.txt
index 92df5f6f..8cedfa62 100644
--- a/test-requirements.txt
+++ b/test-requirements.txt
@@ -11,7 +11,7 @@ python-subunit>=1.0.0 # Apache-2.0/BSD
 sphinx!=1.6.6,!=1.6.7,>=1.6.2 # BSD
 openstackdocstheme>=1.20.0 # Apache-2.0
 # used by nova driver
-openstacksdk>=0.11.2  # Apache-2.0
+openstacksdk>=0.13.0  # Apache-2.0
 oslotest>=3.2.0 # Apache-2.0
 stestr>=1.0.0 # Apache-2.0
 testscenarios>=0.4 # Apache-2.0/BSD
diff --git a/tox.ini b/tox.ini
index a485bfd5..53006105 100644
--- a/tox.ini
+++ b/tox.ini
@@ -6,7 +6,6 @@ ignore_basepython_conflict=true
 
 [testenv]
 usedevelop = True
-install_command = pip install {opts} {packages}
 basepython = python3
 setenv =
    VIRTUAL_ENV={envdir}