diff --git a/study-notes/j2ee-collection/framework/10-Dubbo/serialization/pom.xml b/study-notes/j2ee-collection/framework/10-Dubbo/serialization/pom.xml
index 37158f694..b4691a67a 100644
--- a/study-notes/j2ee-collection/framework/10-Dubbo/serialization/pom.xml
+++ b/study-notes/j2ee-collection/framework/10-Dubbo/serialization/pom.xml
@@ -44,7 +44,7 @@
         <dependency>
             <groupId>com.google.protobuf</groupId>
             <artifactId>protobuf-java</artifactId>
-            <version>3.12.0</version>
+            <version>3.16.1</version>
         </dependency>
     </dependencies>