diff --git a/requirements.txt b/requirements.txt
index 6cd8770..7b5ae9f 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -50,7 +50,7 @@ ordered-set==3.1.1
 packaging==20.1
 pandas==1.0.1
 pluggy==0.13.1
-protobuf==3.10.0
+protobuf==3.18.3
 py==1.10.0
 pyasn1-modules==0.2.7
 pyasn1==0.4.8