diff --git a/pyproject.toml b/pyproject.toml
index 29177fed..bc2b620e 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -71,7 +71,7 @@ orjson = "^3.10.3"
 experimental = ["cognite-sdk-experimental"]
 
 [tool.poetry.group.dev.dependencies]
-mypy = "1.10.1"
+mypy = "1.11.0"
 ruff = "^0.5.0"
 pytest = "^8.0.0"
 pytest-cov = "^5.0.0"