diff --git a/tox.ini b/tox.ini
index a879aa6..2e7c6f3 100644
--- a/tox.ini
+++ b/tox.ini
@@ -13,20 +13,22 @@ commands        = pycodestyle setools/ setoolsgui/ tests/ tests-gui/ seinfo sein
 
 [testenv:coverage]
 setenv          = SETOOLS_COVERAGE = 1
+passenv         = {[testenv]passenv}
 deps            = {[testenv]deps}
                   coverage>=5.0
 extras          = toml
 commands_pre    = coverage --version
                   coverage erase
-                  {envpython} setup.py build_ext -i
+                  {[testenv]commands_pre}
 commands        = coverage run -m pytest tests tests-gui
                   coverage report
 
 [testenv:lint]
+passenv         = {[testenv]passenv}
 deps            = {[testenv]deps}
                   pylint>=2.8.0
 commands_pre    = pylint --version
-                  {envpython} setup.py build_ext -i
+                  {[testenv]commands_pre}
 commands        = pylint -E setools setoolsgui tests tests-gui seinfo seinfoflow sedta sesearch sediff sechecker apol
 
 [testenv:mypy]