diff --git a/setup.cfg b/setup.cfg
index cb55349..adcbe17 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -19,26 +19,5 @@ packages = find:
 install_requires =
   paho-mqtt
 
-[options.extras_require]
-dev =
-  bpython
-  flake8
-  flake8-bandit
-  flake8-blind-except
-  flake8-builtins
-  flake8-docstrings
-  flake8-executable
-  flake8-isort
-  flake8-logging-format
-  mypy
-  pdbpp
-  pycodestyle
-  pydocstyle
-  pytest
-  pytest-cov
-  python-language-server
-  rope
-  sphinx
-
 [options.packages.find]
 where=src
diff --git a/tox.ini b/tox.ini
index 14ebee4..b07a242 100644
--- a/tox.ini
+++ b/tox.ini
@@ -5,27 +5,43 @@ isolated_build = True
 [testenv]
 wheel = true
 wheel_build_env = build
-extras=
-    dev
 
 [testenv:build]
 deps = setuptools
 
-
 [testenv:py37]
+deps =
+    pytest
+    pytest-cov
+    pdbpp
 commands =
     pytest --cov={envsitepackagesdir}/hasskiosk \
            --cov-report=term-missing \
-           --cov-report=xml:coverage.xml \
-           --junitxml=test-report.xml \
+           # --cov-report=xml:coverage.xml \
+           # --junitxml=test-report.xml \
            --cov-branch \
-           --cov-fail-under=80
+           --cov-fail-under=80 \
+           {posargs}
 
 [testenv:security]
+deps =
+    bandit
 commands =
    bandit {envsitepackagesdir}/hasskiosk -r
 
 [testenv:lint]
+deps =
+  flake8
+  flake8-bandit
+  flake8-blind-except
+  flake8-builtins
+  flake8-docstrings
+  flake8-executable
+  flake8-isort
+  flake8-logging-format
+  flake8-mypy
+  pycodestyle
+  pydocstyle
 commands =
     flake8 --output-file pylint-out.txt --format pylint --tee
 
@@ -33,6 +49,21 @@ commands =
 commands =
     python setup.py sdist bdist_wheel
 
+[testenv:dev]
+# this environment lets tox create a development env quickly and easily
+deps =
+    bpython
+    mypy
+    python-language-server
+    rope
+    {[testenv:py37]deps}
+    {[testenv:security]deps}
+    {[testenv:security]deps}
+    {[testenv:lint]deps}
+basepython = python3.7
+envdir = {toxinidir}/.venv
+usedevelop = True
+
 [pycodestyle]
 max-line-length = 87