diff --git a/requirements.txt b/requirements.txt
index 117598e145..fa776e0f01 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,6 +1,6 @@
 lark-parser==0.8.5
 fastapi==0.53.1
-pydantic==1.4
+pydantic==1.5.1
 email_validator==1.0.5
 requests==2.23.0
 uvicorn==0.11.3