diff --git a/requirements.txt b/requirements.txt
index 647ffbe..07b11b7 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,3 +1,3 @@
 typing >= 3.7.4
 mypy_extensions >= 0.3.0
-typing_extensions >= 3.7.4
+typing_extensions >= 3.7.4.2