diff --git a/requirements.txt b/requirements.txt
index 0cd13e2..bac8323 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,6 +1,6 @@
 black==24.4.2
 grpcio-tools==1.64.1
 grpcio==1.64.1
-protobuf==5.27.2
+protobuf==5.27.3
 pyarrow==15.0.2
 pytest==8.2.2