diff --git a/2019000170/baseline/requirements.txt b/2019000170/baseline/requirements.txt
index b6dfdfd..d30c204 100644
--- a/2019000170/baseline/requirements.txt
+++ b/2019000170/baseline/requirements.txt
@@ -8,7 +8,7 @@ olefile==0.46
 pandas==1.0.3
 Pillow==7.1.2
 pkuseg==0.0.22
-protobuf==3.12.2
+protobuf==3.18.3
 python-dateutil==2.8.1
 pytz==2020.1
 scikit-learn==0.23.1