diff --git a/pyproject.toml b/pyproject.toml
index defec67..bff6595 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -72,7 +72,7 @@ pgvector = ["psycopg2-binary>=2.9,<3"]
 dev = [
     "pytest>=7.0,<9",
     "pytest-cov>=4.0,<7",
-    "mypy>=1.0,<2",
+    "mypy>=1.0,<3",
     "black>=23.0,<26",
     "ruff>=0.1,<1",
     "maturin>=1.7,<2",