diff --git a/ProjectFolder/Code/requirements.txt b/ProjectFolder/Code/requirements.txt
index 6b20fc7..bdaf291 100644
--- a/ProjectFolder/Code/requirements.txt
+++ b/ProjectFolder/Code/requirements.txt
@@ -79,7 +79,7 @@ pluggy==0.8.0
 pretty-midi==0.2.8
 prometheus-client==0.5.0
 prompt-toolkit==2.0.7
-protobuf==3.6.1
+protobuf==3.18.3
 psutil==5.4.8
 py==1.7.0
 PyAudio==0.2.11