diff --git a/python/setup.py.server.in b/python/setup.py.server.in
index 967b98da42f77ac593d723ce64fe6533abe40bb0..db679edbab8e6ba6929ed631c2bbc5a731146d0d 100644
--- a/python/setup.py.server.in
+++ b/python/setup.py.server.in
@@ -37,7 +37,7 @@ def python_version():
 max_version, mid_version, min_version = python_version()
 
 REQUIRED_PACKAGES = [
-    'six >= 1.10.0', 'protobuf >= 3.1.0', 'grpcio >= 1.28.1', 'grpcio-tools >= 1.28.1',
+    'six >= 1.10.0', 'protobuf >= 3.11.0', 'grpcio >= 1.28.1', 'grpcio-tools >= 1.28.1',
     'paddle_serving_client', 'flask >= 1.1.1', 'paddle_serving_app'
 ]
 
diff --git a/python/setup.py.server_gpu.in b/python/setup.py.server_gpu.in
index 29098b7c8d23a3f53abd084b68871c66512e8b4f..65dec4621fceba3967ff21814b218c0229a5124b 100644
--- a/python/setup.py.server_gpu.in
+++ b/python/setup.py.server_gpu.in
@@ -37,7 +37,7 @@ def python_version():
 max_version, mid_version, min_version = python_version()
 
 REQUIRED_PACKAGES = [
-    'six >= 1.10.0', 'protobuf >= 3.1.0', 'grpcio >= 1.28.1', 'grpcio-tools >= 1.28.1',
+    'six >= 1.10.0', 'protobuf >= 3.11.0', 'grpcio >= 1.28.1', 'grpcio-tools >= 1.28.1',
     'paddle_serving_client', 'flask >= 1.1.1', 'paddle_serving_app'
 ]