diff --git a/component-splitter/pom.xml b/component-splitter/pom.xml
index af2daec..1d34c86 100644
--- a/component-splitter/pom.xml
+++ b/component-splitter/pom.xml
@@ -45,7 +45,7 @@
     <slf4j.version>1.7.25</slf4j.version>
     <spark.version>2.2.1</spark.version>
     <hadoop.version>2.8.2</hadoop.version>
-    <protobuf.version>2.5.0</protobuf.version>
+    <protobuf.version>3.16.1</protobuf.version>
       <kafka.version>1.0.0</kafka.version>
     <maven-surefire-plugin.version>2.20.1</maven-surefire-plugin.version>
   </properties>