diff --git a/requirements.txt b/requirements.txt
index 34b4759..7794cbd 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -157,7 +157,7 @@ prettytable==0.7.2
 prometheus-client==0.7.1
 promise==2.3
 prompt-toolkit==2.0.10
-protobuf==3.11.2
+protobuf==3.18.3
 psutil==5.6.7
 py==1.8.1
 pyarrow==0.15.1