diff --git a/setup.cfg b/setup.cfg
index a793bf37..3a33bb6c 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -63,14 +63,5 @@ memcached =
   pymemcache!=1.3.0,>=1.2.9 # Apache 2.0 License
 ipc =
   sysv-ipc>=0.6.8 # BSD License
-test =
-  mock>=2.0 # BSD
-  python-subunit>=0.0.18 # Apache-2.0/BSD
-  testtools>=1.4.0 # MIT
-  coverage>=3.6 # Apache-2.0
-  fixtures>=3.0.0 # Apache-2.0/BSD
-  pifpaf>=0.10.0 # Apache-2.0
-  os-testr>=0.8.0 # Apache-2.0
-  stestr>=2.0.0
 [wheel]
 universal = 1
diff --git a/test-requirements.txt b/test-requirements.txt
new file mode 100644
index 00000000..77d9ee31
--- /dev/null
+++ b/test-requirements.txt
@@ -0,0 +1,12 @@
+
+# The order of packages is significant, because pip processes them in the order
+# of appearance. Changing the order has an impact on the overall integration
+# process, which may cause wedges in the gate later.
+mock>=2.0 # BSD
+python-subunit>=0.0.18 # Apache-2.0/BSD
+testtools>=1.4.0 # MIT
+coverage>=3.6 # Apache-2.0
+fixtures>=3.0.0 # Apache-2.0/BSD
+pifpaf>=0.10.0 # Apache-2.0
+os-testr>=0.8.0 # Apache-2.0
+stestr>=2.0.0
diff --git a/tox.ini b/tox.ini
index 5110fdf3..78397cb4 100644
--- a/tox.ini
+++ b/tox.ini
@@ -3,9 +3,9 @@ minversion = 3.1.0
 envlist = py27,py36,py37,py{27,36}-{zookeeper,redis,sentinel,memcached,postgresql,mysql,consul,etcd,etcd3,etcd3gw},pep8
 
 [testenv]
-# We need to install a bit more than just `test' because those drivers have
+# We need to install a bit more than just `test-requirements' because those drivers have
 # custom tests that we always run
-deps = .[test,zake,ipc,memcached,mysql,etcd,etcd3,etcd3gw]
+deps = .[zake,ipc,memcached,mysql,etcd,etcd3,etcd3gw]
     zookeeper: .[zookeeper]
     redis: .[redis]
     sentinel: .[redis]
@@ -16,6 +16,7 @@ deps = .[test,zake,ipc,memcached,mysql,etcd,etcd3,etcd3gw]
     etcd3: .[etcd3]
     etcd3gw: .[etcd3gw]
     consul: .[consul]
+    -r{toxinidir}/test-requirements.txt
 setenv =
     TOOZ_TEST_URLS = file:///tmp zake:// ipc://
     zookeeper: TOOZ_TEST_DRIVERS = zookeeper
@@ -47,7 +48,6 @@ commands = {posargs}
 [testenv:cover]
 basepython = python3
 deps = {[testenv]deps}
-    coverage
 setenv = {[testenv]setenv}
     PYTHON=coverage run --source tooz --parallel-mode
 commands =