diff --git a/repo/requirements.txt b/repo/requirements.txt
index 0ec425c..e2191be 100644
--- a/repo/requirements.txt
+++ b/repo/requirements.txt
@@ -64,7 +64,7 @@ pandas==0.25.1
 pika==1.1.0
 Pillow==7.0.0
 post==2019.4.13
-protobuf==3.11.2
+protobuf==3.18.3
 psycopg2-binary==2.8.3
 public==2019.4.13
 pyasn1==0.4.8