diff --git a/requirements.txt b/requirements.txt
index 69c5814..0ae5d7a 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -71,7 +71,7 @@ Pillow==8.1.1
 progressbar2==3.53.1
 prometheus-client==0.9.0
 prompt-toolkit==3.0.8
-protobuf==3.14.0
+protobuf==3.18.3
 pyasn1==0.4.8
 pyasn1-modules==0.2.8
 pycparser==2.20