diff --git a/tox.ini b/tox.ini
index be2f329..8865d17 100644
--- a/tox.ini
+++ b/tox.ini
@@ -127,7 +127,7 @@ deps =
     flake8-bugbear==21.4.3
     flake8==3.9.2
     mccabe==0.6.1
-    pep8-naming==0.12.0
+    pep8-naming==0.12.1
     pycodestyle==2.7.0
     pydocstyle==6.1.1
     pyflakes==2.3.1
@@ -188,7 +188,7 @@ basepython = {[default]basepython}
 
 deps =
     mypy==0.910
-    types-mock==0.1.3
+    types-mock==0.1.5
 
     {[default]deps}
 
@@ -281,7 +281,7 @@ skip_install = True
 
 deps =
     {[testenv:coverage_report]deps}
-    codecov==2.1.11
+    codecov==2.1.12
 
 passenv =
     # See https://github.com/codecov/codecov-python/blob/master/README.md#using-tox