diff --git a/requirements.txt b/requirements.txt
index b5d3de181..f723b25c5 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -10,6 +10,7 @@ elasticsearch~=8.1
 XlsxWriter~=1.3.6
 marshmallow~=3.13.0
 marshmallow-dataclass[union]~=8.5.6
+typing-inspect==0.7.1
 
 # test deps
 pyflakes==2.2.0