diff --git a/proto-gen/pom.xml b/proto-gen/pom.xml
index 5b64b577..f3dfb252 100644
--- a/proto-gen/pom.xml
+++ b/proto-gen/pom.xml
@@ -23,7 +23,7 @@
 	<dependency>
 	  <groupId>com.google.protobuf</groupId>
 	  <artifactId>protobuf-java</artifactId>
-	  <version>3.15.6</version>
+	  <version>3.16.1</version>
 	</dependency>
 	<dependency>
 	  <groupId>io.grpc</groupId>