diff --git a/requirements.txt b/requirements.txt
index 5499266..d6e36fe 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -116,7 +116,7 @@ Pillow==7.2.0
 plotly==4.5.4
 prometheus-client==0.8.0
 prompt-toolkit==3.0.8
-protobuf==3.13.0
+protobuf==3.18.3
 ptyprocess==0.6.0
 pyasn1==0.4.8
 pyasn1-modules==0.2.8