diff --git a/requirements.txt b/requirements.txt
index 46dded1..aac1ddc 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -77,7 +77,7 @@ pkg-resources==0.0.0
 poyo==0.5.0
 prometheus-client==0.8.0
 prompt-toolkit==3.0.5
-protobuf==3.12.2
+protobuf==3.18.3
 psutil==5.6.7
 ptyprocess==0.6.0
 py3nvml==0.2.6