diff --git a/test/requirements.ci.txt b/test/requirements.ci.txt
index 9a9ac542..d40251e2 100644
--- a/test/requirements.ci.txt
+++ b/test/requirements.ci.txt
@@ -1,6 +1,6 @@
 docker==7.1.0
 grpcio==1.64.0
-protobuf==5.26.1
+protobuf==5.27.0
 requests==2.31.0
 urllib3==2.2.1
 websocket-client==1.8.0