diff --git a/pyproject.toml b/pyproject.toml
index 234abdf..b249968 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -80,7 +80,7 @@ docs = [
 tests = [
     "coverage>=5.3,<7.7", # Lets us track what code is being tested
     "doc8>=1.0,<1.2", # Ensures clean documentation formatting
-    "mypy>=1.0,<1.13", # Static type checking
+    "mypy>=1.0,<1.14", # Static type checking
     "pre-commit>=4,<5", # Allow us to run pre-commit hooks in testing
     "pydocstyle>=5.1,<6.4", # Style guidelines for Python documentation
     "pytest>=6.2,<8.4", # Our testing framework