diff --git a/requirements_dev.txt b/requirements_dev.txt
index cc731bff..1d1fde0c 100644
--- a/requirements_dev.txt
+++ b/requirements_dev.txt
@@ -2,6 +2,6 @@
 -r requirements_black.txt
 -r requirements_pypi.txt
 -r requirements_test.txt
-tox==3.15.2
+tox==3.16.0
 
 -e .