diff --git a/pom.xml b/pom.xml
index add010a..d22f32c 100644
--- a/pom.xml
+++ b/pom.xml
@@ -39,7 +39,7 @@
         <dependency>
             <groupId>io.grpc</groupId>
             <artifactId>grpc-protobuf</artifactId>
-            <version>1.21.0</version>
+            <version>1.53.0</version>
         </dependency>
         <dependency>
             <groupId>io.grpc</groupId>