diff --git a/setup.cfg b/setup.cfg
index 18aa9489..a28c5fcc 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -36,7 +36,7 @@ include_package_data = True
 
 install_requires =
   pytest >= 6.1.0
-  typing-extensions >= 4.0; python_version < "3.8"
+  typing-extensions >= 3.7.2; python_version < "3.8"
 
 [options.extras_require]
 testing =