diff --git a/fastapi_server/requirements.txt b/fastapi_server/requirements.txt
index 1a6ea51..b2f1f0f 100644
--- a/fastapi_server/requirements.txt
+++ b/fastapi_server/requirements.txt
@@ -3,7 +3,7 @@ fastapi==0.54.1
 h11==0.9.0
 httptools==0.1.1
 orjson==2.6.5
-pydantic==1.4
+pydantic==1.6.2
 starlette==0.13.2
 uvicorn==0.11.3
 uvloop==0.14.0