diff --git a/setup.py b/setup.py
index 11452f76b..58d35e4a6 100644
--- a/setup.py
+++ b/setup.py
@@ -190,7 +190,7 @@ def has_ext_modules(_placeholder):
         "types-tqdm",
         "types-tensorflow==2.12.0.9",
         "types-setuptools",
-        "typing_extensions>=4.9.0",
+        "typing_extensions>=4.1.0",
     ],
     # see smartsim/_core/_install/buildenv.py for more details
     **versions.ml_extras_required()