diff --git a/requirements.txt b/requirements.txt
index 256a561..6572b59 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,3 +1,3 @@
-protobuf==3.17.3
+protobuf==3.18.3
 future==0.18.2
 simplejson==3.17.6