diff --git a/pom.xml b/pom.xml
index 87057ed43..769d855a5 100644
--- a/pom.xml
+++ b/pom.xml
@@ -55,7 +55,7 @@
         <dependency>
           <groupId>com.google.protobuf</groupId>
           <artifactId>protobuf-java</artifactId>
-          <version>2.6.1</version>
+          <version>3.16.3</version>
         </dependency>
         <dependency>
           <groupId>commons-lang</groupId>