diff --git a/setup.cfg b/setup.cfg
index 90f8bb8..2eb4d4c 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -63,7 +63,7 @@ dev =
     flake8-bugbear~=23.7.10
     flake8-docstrings~=1.7.0
     pep8-naming>=0.13.3,<0.15.0
-    mypy~=1.5.1
+    mypy>=1.5.1,<1.14.0
     pydocstyle~=6.3.0
     coverage~=7.3.0
     pytest~=7.4.0