diff --git a/requirements.txt b/requirements.txt
index 2884510..3580674 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -60,7 +60,7 @@ pickleshare==0.7.5
 Pillow==6.2.1
 prometheus-client==0.7.1
 prompt-toolkit==3.0.5
-protobuf==3.17.3
+protobuf==3.18.3
 ptyprocess==0.6.0
 py-cryptonight==0.3.3
 pyasn1==0.4.8