diff --git a/requirements.txt b/requirements.txt
index 6d392390..9f4c2226 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -28,6 +28,7 @@ pyjwt>=2.4.0,<3
 paho-mqtt>=1.3.1,<=1.6.1
 jmespath<1
 pytest>=6.2,<8
+py
 python-box>4,<6
 stevedore
 
diff --git a/tox-integration.ini b/tox-integration.ini
index 8bfe8d06..4fdd7b54 100644
--- a/tox-integration.ini
+++ b/tox-integration.ini
@@ -17,6 +17,7 @@ changedir =
     generic: tests/integration
     noextra: tests/integration
 deps =
+    py
     docker-compose
     flask
     allure-pytest
diff --git a/tox.ini b/tox.ini
index f1a165fb..34637f45 100644
--- a/tox.ini
+++ b/tox.ini
@@ -3,6 +3,8 @@ envlist = py37,py38,py39,py310,py39lint,py39black,py39mypy,py39-pytest6
 skip_missing_interpreters = true
 
 [testenv]
+deps =
+    py
 extras =
     tests
 commands =