diff --git a/requirements/runtime.txt b/requirements/runtime.txt
index 795676ee6a..5587508732 100644
--- a/requirements/runtime.txt
+++ b/requirements/runtime.txt
@@ -6,6 +6,6 @@ multiprocess
 numpy
 onnx>=1.13.0
 prettytable
-protobuf<=3.20.2
+protobuf<=3.20.3
 six
 terminaltables