diff --git a/pyproject.toml b/pyproject.toml
index c99435f6d..7e03ba562 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -130,7 +130,7 @@ dependencies = [
     "duckdb>=1.5.4",
     "tenacity>=9.1.4",
     # Cross-version TypedDict/NotRequired — pydantic v2.12 rejects typing.TypedDict on py<3.12.
-    "typing_extensions>=4.12.0",
+    "typing_extensions>=4.16.0",
     # `osprey deploy up --dev` builds a wheel from the local checkout. A shipped
     # CLI flag must not depend on an optional extra: an editable install without
     # `--extra dev` would otherwise satisfy every other --dev precondition and