diff --git a/requirements.txt b/requirements.txt
index ab5a16c..57faf00 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -28,7 +28,7 @@ requests==2.21.0
 requests-toolbelt==0.9.1
 six==1.12.0
 toml==0.10.0
-tox==3.9.0
+tox==3.10.0
 tqdm==4.31.1
 twine==1.13.0
 urllib3==1.25.2