diff --git a/requirements/dev.txt b/requirements/dev.txt
index 3f2554b..a713c37 100644
--- a/requirements/dev.txt
+++ b/requirements/dev.txt
@@ -3,8 +3,8 @@ bumpversion==0.5.3
 wheel==0.34.2
 watchdog==0.10.2
 flake8==3.7.9
-tox==3.14.3
+tox==3.14.4
 coverage==5.0.3
-Sphinx==2.4.0
+Sphinx==2.4.1
 twine==3.1.1
 requests==2.22.0