diff --git a/pom.xml b/pom.xml
index 87eaf64..7c5c605 100644
--- a/pom.xml
+++ b/pom.xml
@@ -48,7 +48,7 @@
         <dependency>
             <groupId>com.google.protobuf</groupId>
             <artifactId>protobuf-java</artifactId>
-            <version>3.11.0</version>
+            <version>3.16.3</version>
         </dependency>
         <dependency>
             <groupId>io.netty</groupId>