diff --git a/requirements.txt b/requirements.txt
index 731bd73f39..93d55a062b 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -3,7 +3,7 @@ PyYAML==5.3.1
 paho-mqtt==1.5.0
 colorlog==4.1.0
 tornado==6.0.4
-protobuf==3.11.3
+protobuf==3.12.2
 tzlocal==2.0.0
 pytz==2020.1
 pyserial==3.4