diff --git a/pyproject.toml b/pyproject.toml
index 17ce0026..5c59785c 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -28,7 +28,7 @@ dependencies = [
 test = [
   "black==23.9.1",
   "codespell==2.2.5",
-  "mypy==1.5.0",
+  "mypy==1.5.1",
   "ruff==0.0.291",
   "pytest==7.4.0",
   "pytest-asyncio==0.21.1",