diff --git a/cratedb_sqlparse_py/pyproject.toml b/cratedb_sqlparse_py/pyproject.toml
index 83a5273..a9d4e99 100644
--- a/cratedb_sqlparse_py/pyproject.toml
+++ b/cratedb_sqlparse_py/pyproject.toml
@@ -66,7 +66,7 @@ urls.Repository = "https://github.com/crate/cratedb-sqlparse"
 
 [dependency-groups]
 dev = [
-  "mypy<1.19",
+  "mypy<1.20",
   "packaging",
   "poethepoet<1",
   "pyproject-fmt<2.9",