diff --git a/requirements.txt b/requirements.txt
index aac77db..2019474 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,6 +1,6 @@
 black==24.8.0
 grpcio-tools==1.66.2
 grpcio==1.66.2
-protobuf==5.28.2
+protobuf==5.28.3
 pyarrow==17.0.0
 pytest==8.3.3