diff --git a/common/nxdt_requirements.txt b/common/nxdt_requirements.txt
index 4f40ab0..ea9d356 100644
--- a/common/nxdt_requirements.txt
+++ b/common/nxdt_requirements.txt
@@ -29,7 +29,7 @@ pybind11
 pytorch-lightning==2.5.0
 ipadic
 mecab-python3
-protobuf==3.20.3
+protobuf==4.25.8
 datasets==3.0.0
 dill==0.3.8
 nemo_toolkit==2.1.0