diff --git a/requirements.txt b/requirements.txt
index 671bb0d..7798a33 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -26,7 +26,7 @@ packaging==20.4
 pandas >= 1.1.3
 paramiko==2.7.2
 pluggy==0.13.1
-protobuf==3.13.0
+protobuf==3.15.0
 py==1.10.0
 py-cpuinfo==7.0.0
 pyarrow >= 0.13.0