diff --git a/python/requirements-mqtt_sparkplug.txt b/python/requirements-mqtt_sparkplug.txt
index 16a309f..bbc8148 100644
--- a/python/requirements-mqtt_sparkplug.txt
+++ b/python/requirements-mqtt_sparkplug.txt
@@ -1,2 +1,2 @@
 paho-mqtt==1.6.1
-protobuf==3.7.0
+protobuf==4.25.8