diff --git a/requirements.txt b/requirements.txt
index 5560582..b3fb4d9 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,5 +1,5 @@
 black==24.8.0
-grpcio-tools==1.65.2
+grpcio-tools==1.66.1
 grpcio==1.66.1
 protobuf==5.28.0
 pyarrow==17.0.0