diff --git a/lambda/requirements.txt b/lambda/requirements.txt
index 231b69cd..5b2f4ed7 100644
--- a/lambda/requirements.txt
+++ b/lambda/requirements.txt
@@ -1,2 +1,3 @@
 isodate~=0.6.0
 pydantic~=1.10.4
+typing-extensions~=4.10.0