diff --git a/requirements.txt b/requirements.txt
index 7f3f6e31..57938d74 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -11,7 +11,7 @@ flake8-isort==4.0.0
 
 # Testing
 # ------------------------------------------------------------------------------
-tox==3.19.0
+tox==3.20.0
 pytest==6.0.1
 pytest-cookies==0.5.1
 pytest-instafail==0.4.2