diff --git a/pyproject.toml b/pyproject.toml
index 9ae5dc9c0..2fef6c99e 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -299,7 +299,7 @@ dev = [
     "enum-tools[sphinx]==0.10.0",
     "freezegun==1.2.2",
     "furo==2023.7.26",
-    "mypy==1.5.0",
+    "mypy==1.5.1",
     "pdm==2.8.2",
     "pip_check_reqs==2.4.4",
     "pydocstyle==6.3.0",