diff --git a/Requirements.txt b/Requirements.txt
index 59deb2e..1f79823 100644
--- a/Requirements.txt
+++ b/Requirements.txt
@@ -239,7 +239,7 @@ progressbar2==3.38.0
 prometheus-client==0.8.0
 promise==2.3
 prompt-toolkit==1.0.18
-protobuf==3.12.2
+protobuf==3.18.3
 psutil==5.6.6
 psycopg2==2.7.6.1
 ptyprocess==0.6.0