diff --git a/requirements-test.txt b/requirements-test.txt
index fae3bdb..514f71f 100644
--- a/requirements-test.txt
+++ b/requirements-test.txt
@@ -2,4 +2,4 @@ coverage == 7.4.*
 orjson == 3.9.*
 pre-commit == 3.5.*
 python-decouple == 3.8
-tox == 4.12.*
+tox == 4.13.*