diff --git a/python/requirements/orca/requirements_automl.txt b/python/requirements/orca/requirements_automl.txt
index cbe104fe355..83dfc1af9e0 100644
--- a/python/requirements/orca/requirements_automl.txt
+++ b/python/requirements/orca/requirements_automl.txt
@@ -14,4 +14,4 @@ prometheus-client==0.11.0
 scikit-learn
 setproctitle
 tensorboard
-protobuf==3.20.3
+protobuf==4.25.8
diff --git a/python/requirements/orca/requirements_ray.txt b/python/requirements/orca/requirements_ray.txt
index 9e6cf6365b3..72af3c828d9 100644
--- a/python/requirements/orca/requirements_ray.txt
+++ b/python/requirements/orca/requirements_ray.txt
@@ -12,4 +12,4 @@ hiredis==2.0.0
 psutil
 prometheus-client==0.11.0
 setproctitle
-protobuf==3.20.3
+protobuf==4.25.8