diff --git a/Baselines/streaming_sparse_gp/requirements.txt b/Baselines/streaming_sparse_gp/requirements.txt
index f424816..04f5652 100644
--- a/Baselines/streaming_sparse_gp/requirements.txt
+++ b/Baselines/streaming_sparse_gp/requirements.txt
@@ -19,7 +19,7 @@ numpy==1.15.0
 pandas==0.25.3
 pbr==3.1.1
 #pkg-resources==0.0.0
-protobuf==3.11.0
+protobuf==3.18.3
 psycopg2==2.8.4
 python-dateutil==2.8.1
 pytz==2019.3