diff --git a/requirements.txt b/requirements.txt
index 18439a35..a4465791 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -10,7 +10,7 @@ flake8-isort==3.0.0
 
 # Testing
 # ------------------------------------------------------------------------------
-tox==3.14.6
+tox==3.15.0
 pytest==5.4.1
 pytest-cookies==0.5.1
 pytest-instafail==0.4.1.post0