diff --git a/requirements.txt b/requirements.txt
index 75a80b7..c7f75b5 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -34,7 +34,7 @@ oauthlib==3.1.0
 openpyxl==3.0.3
 pandas==1.0.4
 pathspec==0.8.0
-protobuf==3.12.2
+protobuf==3.18.3
 psycopg2==2.8.5
 pyasn1==0.4.8
 pyasn1-modules==0.2.8