diff --git a/EISeg/requirements.txt b/EISeg/requirements.txt
index e0319f2ef..7af6cb13e 100644
--- a/EISeg/requirements.txt
+++ b/EISeg/requirements.txt
@@ -10,4 +10,4 @@ wget
 requests
 easydict
 scikit-image
-protobuf==3.20.0
+protobuf==5.29.6