diff --git a/requirements.txt b/requirements.txt
index e0b023f..5722ed3 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -210,7 +210,7 @@ preshed==2.0.1
 prettytable==0.7.2
 prometheus-client==0.7.1
 prompt-toolkit==3.0.5
-protobuf==3.11.4
+protobuf==3.18.3
 psutil==5.7.0
 ptyprocess==0.6.0
 py==1.8.1