diff --git a/pyproject.toml b/pyproject.toml
index a18ef0e5..4e03ce8d 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -44,6 +44,7 @@ classifier = [
 ]
 dependencies = [
     "pyarrow>=11.0.0",
+    "typing-extensions;python_version<'3.13'",
 ]
 
 [project.urls]