diff --git a/tox.ini b/tox.ini
index 49d59e616..38aff5cc9 100644
--- a/tox.ini
+++ b/tox.ini
@@ -47,7 +47,7 @@ deps =
     cherrypy==5.1.0
 commands =
     {envpython} scripts/link_pyqt.py --tox {envdir}
-    {envpython} -m py.test {posargs:tests}
+    {envpython} -m pytest {posargs:tests}
 
 [testenv:py35-cov]
 basepython = python3.5
@@ -56,7 +56,7 @@ passenv = {[testenv]passenv}
 deps = {[testenv]deps}
 commands =
     {envpython} scripts/link_pyqt.py --tox {envdir}
-    {envpython} -m py.test --cov --cov-report xml --cov-report=html --cov-report= {posargs:tests}
+    {envpython} -m pytest --cov --cov-report xml --cov-report=html --cov-report= {posargs:tests}
     {envpython} scripts/dev/check_coverage.py {posargs}
 
 [testenv:py34-cov]
@@ -66,7 +66,7 @@ passenv = {[testenv]passenv}
 deps = {[testenv]deps}
 commands =
     {envpython} scripts/link_pyqt.py --tox {envdir}
-    {envpython} -m py.test --cov --cov-report xml --cov-report=html --cov-report= {posargs:tests}
+    {envpython} -m pytest --cov --cov-report xml --cov-report=html --cov-report= {posargs:tests}
     {envpython} scripts/dev/check_coverage.py {posargs}
 
 [testenv:mkvenv]
@@ -99,7 +99,7 @@ setenv =
     QUTE_NO_DISPLAY=1
 commands =
     {envpython} scripts/link_pyqt.py --tox {envdir}
-    {envpython} -m py.test {posargs:tests}
+    {envpython} -m pytest {posargs:tests}
 
 [testenv:misc]
 ignore_errors = true