diff --git a/pyproject.toml b/pyproject.toml
index bafb861..dc45e07 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -42,7 +42,7 @@ test = [
   "ruff>=0.5.0,<=0.14.11",
   "coverage>=7.5.4,<=7.13.1",
   "prek>=0.2.28,<0.3.0",
-  "ty>=0.0.8,<=0.0.8",
+  "ty>=0.0.8,<=0.0.12",
 ]
 
 [build-system]