diff --git a/requirements.txt b/requirements.txt
index 0131097..f322f33 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -5,6 +5,6 @@ django-cors-middleware==1.3.1
 djangorestframework-jwt==1.11.0
 django-filter==2.1.0
 django-redis==4.11.0
-protobuf==3.11.3
+protobuf==3.15.0
 mongoengine
 django-rest-framework-mongoengine