diff --git a/requirements.txt b/requirements.txt
index 33a677a..ba8a84c 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -28,7 +28,7 @@ omegaconf==2.0.2
 packaging==20.4
 pandas==1.1.2
 pluggy==0.13.1
-protobuf==3.13.0
+protobuf==3.18.3
 py==1.9.0
 pyasn1==0.4.8
 pyasn1-modules==0.2.8