diff --git a/spring-boot-grpc-client-Example2/pom.xml b/spring-boot-grpc-client-Example2/pom.xml
index 0408a1f..c7acf0b 100644
--- a/spring-boot-grpc-client-Example2/pom.xml
+++ b/spring-boot-grpc-client-Example2/pom.xml
@@ -34,7 +34,7 @@
         <dependency>
             <groupId>io.grpc</groupId>
             <artifactId>grpc-protobuf</artifactId>
-            <version>1.32.1</version>
+            <version>1.53.0</version>
         </dependency>
         <dependency>
             <groupId>io.grpc</groupId>