diff --git a/backend/auto_operation/requirements.txt b/backend/auto_operation/requirements.txt
index 4c958f69..42eba331 100644
--- a/backend/auto_operation/requirements.txt
+++ b/backend/auto_operation/requirements.txt
@@ -23,4 +23,4 @@ types-Flask-Cors
 Werkzeug==2.2.2
 zope.event==4.5.0
 zope.interface==5.5.2
-grpcio-tools==1.50.0
+grpcio-tools==1.51.0