diff --git a/requirements.dev.txt b/requirements.dev.txt
index ea9085e..ddde7ff 100644
--- a/requirements.dev.txt
+++ b/requirements.dev.txt
@@ -1,5 +1,6 @@
+pytest>=7.0.0
 nose>=1.3.7
 mock>=2.0.0
 coverage>=4.3
 flake8>=3.2
-tox>=2.7.0
\ No newline at end of file
+tox>=2.7.0
diff --git a/setup.py b/setup.py
index e0e0b64..f8e1d17 100644
--- a/setup.py
+++ b/setup.py
@@ -27,7 +27,6 @@ setup(
     entry_points={
         'console_scripts': ['gixy=gixy.cli.main:main'],
     },
-    test_suite='nose.collector',
     packages=find_packages(exclude=['tests', 'tests.*']),
     classifiers=[
         'Development Status :: 3 - Alpha',
diff --git a/tox.ini b/tox.ini
index c981f56..8576664 100644
--- a/tox.ini
+++ b/tox.ini
@@ -6,7 +6,7 @@ skip_missing_interpreters = True
 deps =
     -rrequirements.txt
     -rrequirements.dev.txt
-commands = nosetests -v
+commands = pytest -v
 
 [testenv:flake8]
 deps =