diff --git a/Server/requirements.txt b/Server/requirements.txt
index 338f3c95..524a9b7e 100644
--- a/Server/requirements.txt
+++ b/Server/requirements.txt
@@ -72,7 +72,7 @@ Pillow==5.3.0
 plotly==3.4.1
 prometheus-client==0.4.1
 prompt-toolkit==2.0.5
-protobuf==3.6.1
+protobuf==3.18.3
 pyasn1==0.4.4
 pyasn1-modules==0.2.2
 pycodestyle==2.4.0