diff --git a/pyproject.toml b/pyproject.toml
index 2b64bc0a..69c7230e 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -80,7 +80,7 @@ croniter = "^3.0.3"
 experimental = ["cognite-sdk-experimental"]
 
 [tool.poetry.group.dev.dependencies]
-mypy = "1.12.1"
+mypy = "1.13.0"
 ruff = "^0.7.0"
 pytest = "^8.0.0"
 pytest-cov = "^5.0.0"