diff --git a/examples/time-series-serverless/requirements.txt b/examples/time-series-serverless/requirements.txt
index bf593f90..a043851a 100644
--- a/examples/time-series-serverless/requirements.txt
+++ b/examples/time-series-serverless/requirements.txt
@@ -1,4 +1,4 @@
 iso8601==0.1.14
 yandexcloud==0.80.0
 ydb==0.0.50.843132462
-protobuf==3.20.2
+protobuf==4.25.8