diff --git a/spring-event/pom.xml b/spring-event/pom.xml
index 51fbcfa..44c34b9 100644
--- a/spring-event/pom.xml
+++ b/spring-event/pom.xml
@@ -41,7 +41,7 @@
         <dependency>
             <groupId>com.google.protobuf</groupId>
             <artifactId>protobuf-java</artifactId>
-            <version>3.3.1</version>
+            <version>3.16.3</version>
             <scope>test</scope>
         </dependency>
         <!--<dependency>-->