diff --git a/demo-commons/pom.xml b/demo-commons/pom.xml
index b7506d3..bc02591 100644
--- a/demo-commons/pom.xml
+++ b/demo-commons/pom.xml
@@ -51,7 +51,7 @@
     <dependency>
       <groupId>com.google.protobuf</groupId>
       <artifactId>protobuf-java</artifactId>
-      <version>3.8.0</version>
+      <version>3.16.3</version>
       <scope>compile</scope>
     </dependency>
     <dependency>