diff --git a/server/requirements.txt b/server/requirements.txt
index 45ac29c..4d30fcb 100644
--- a/server/requirements.txt
+++ b/server/requirements.txt
@@ -12,7 +12,7 @@ idna==2.8
 itsdangerous==1.1.0
 Jinja2==2.10.3
 MarkupSafe==1.1.1
-protobuf==3.10.0
+protobuf==3.18.3
 pyasn1==0.4.7
 pyasn1-modules==0.2.7
 pytz==2019.3