diff --git a/calldwell/pyproject.toml b/calldwell/pyproject.toml
index 6dd74caa..65aea835 100644
--- a/calldwell/pyproject.toml
+++ b/calldwell/pyproject.toml
@@ -13,7 +13,7 @@ paramiko = "^3.3.1"
 
 [tool.poetry.group.dev.dependencies]
 black = "^23.7.0"
-mypy = "^1.4.1"
+mypy = "^1.5.1"
 isort = "^5.12.0"
 flake8 = "^6.1.0"
 types-paramiko = "^3.3.0.0"