diff --git a/environment/requirements.txt b/environment/requirements.txt
index 6ad9b6d5..e6256f9f 100644
--- a/environment/requirements.txt
+++ b/environment/requirements.txt
@@ -48,7 +48,7 @@ pandas==0.23.4
 Pillow==5.3.0
 plotly==1.9.6
 pluggy==0.8.0
-protobuf==3.6.1
+protobuf==3.15.0
 py==1.7.0
 pyasn1==0.4.4
 pyasn1-modules==0.2.2