diff --git a/requirements/requirements.txt b/requirements/requirements.txt
index e40a19b622fc..3c0c776d215a 100755
--- a/requirements/requirements.txt
+++ b/requirements/requirements.txt
@@ -4,6 +4,6 @@ numpy
 packaging
 psutil
 py-cpuinfo
-pydantic
+pydantic==1.9.1
 torch
 tqdm