diff --git a/pyproject.toml b/pyproject.toml
index 47b008b05..9a44f96ca 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -33,7 +33,7 @@ dependencies = [
   "gunicorn>=20.0.4",
   "boto3==1.38.42",
   "grpcio>=1.68.1,<=1.70",
-  "grpcio-tools>=1.68.1,<=1.70",
+  "grpcio-tools>=1.68.1,<=1.73.0",
   "numpy>=1.21.6",
   "protobuf>=5.0.0,<6.31.0",
   "pymongo",