diff --git a/src/kubernetes_validate/version.py b/src/kubernetes_validate/version.py
index 01764576..bf1734b5 100644
--- a/src/kubernetes_validate/version.py
+++ b/src/kubernetes_validate/version.py
@@ -1 +1 @@
-__version__ = '1.28.2'
+__version__ = '1.28.3'
diff --git a/tox.ini b/tox.ini
index 221ed38f..8df7a4ff 100644
--- a/tox.ini
+++ b/tox.ini
@@ -4,8 +4,8 @@ envlist = py{38,39,310,311,312}-{pytest,flake8},mypy
 
 [gh-actions]
 python =
-    3.8: py38, mypy
-    3.9: py39, mypy
+    3.8: py38
+    3.9: py39
     3.10: py310, mypy
     3.11: py311, mypy
     3.12: py312, mypy