diff --git a/pyproject.toml b/pyproject.toml
index 8b531ea..3ea16c4 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -52,7 +52,7 @@ pytest = ">=9.0.3"
 pylint = ">=3.1,<5.0"
 black = ">=26.3.1"
 isort = ">=5.13.2,<10.0.0"
-mypy = "^1.8.0"
+mypy = ">=1.8,<3.0"
 pytest-cov = ">=5,<8"
 backoff = ">=1.2.1,<3.0.0"
 ruff = ">=0.11.10,<0.18.0"