diff --git a/CODE/explorify/requirements.txt b/CODE/explorify/requirements.txt
index 2fe6f66..031423e 100644
--- a/CODE/explorify/requirements.txt
+++ b/CODE/explorify/requirements.txt
@@ -19,7 +19,7 @@ numpy==1.18.2
 oauth2==1.9.0.post1
 opt-einsum==3.2.0
 pillow>=6.2.2
-protobuf==3.11.3
+protobuf==3.15.0
 requests==2.23.0
 scikit-learn==0.22.2.post1
 scipy==1.4.1