diff --git a/text-summarization/requirements.txt b/text-summarization/requirements.txt
index 16ab18a..d3ac874 100644
--- a/text-summarization/requirements.txt
+++ b/text-summarization/requirements.txt
@@ -1,7 +1,7 @@
 pyyaml==5.3
 grpcio==1.27.2
 grpcio-tools==1.27.2
-protobuf==3.11.3
+protobuf==3.18.3
 six==1.14.0
 tqdm==4.43.0
 future==0.18.2