diff --git a/pom.xml b/pom.xml
index 8a3f8ac..0327082 100644
--- a/pom.xml
+++ b/pom.xml
@@ -99,7 +99,7 @@
     <slf4j.version>1.7.16</slf4j.version>
     <log4j.version>1.2.17</log4j.version>
     <hadoop.version>2.6.5</hadoop.version>
-    <protobuf.version>2.5.0</protobuf.version>
+    <protobuf.version>3.16.3</protobuf.version>
     <yarn.version>${hadoop.version}</yarn.version>
     <flume.version>1.6.0</flume.version>
     <zookeeper.version>3.4.14</zookeeper.version>