diff --git a/python/setup.py.client.in b/python/setup.py.client.in
index 2f81fab01fd5e9d958758373f7c1233ec1a4a668..37458a1bd1117c10f4105e63f570553101a0acf0 100644
--- a/python/setup.py.client.in
+++ b/python/setup.py.client.in
@@ -44,7 +44,7 @@ if '${PACK}' == 'ON':
 
 REQUIRED_PACKAGES = [
     'six >= 1.10.0', 'protobuf >= 3.11.0', 'numpy >= 1.12', 'grpcio <= 1.33.2',
-    'grpcio-tools >= 1.28.1', 'requests'
+    'grpcio-tools <= 1.33.2', 'requests'
 ]