diff --git a/orderer-plugin-poc/hashgraph4orderer/pom.xml b/orderer-plugin-poc/hashgraph4orderer/pom.xml
index e3e42c3..d797010 100644
--- a/orderer-plugin-poc/hashgraph4orderer/pom.xml
+++ b/orderer-plugin-poc/hashgraph4orderer/pom.xml
@@ -14,7 +14,7 @@
         <platform.repo>${sdk.dir}/data/repos/platform/</platform.repo>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
 
-        <grpc.version>1.12.0</grpc.version>
+        <grpc.version>1.53.0</grpc.version>
         <protoc.version>3.5.1-1</protoc.version>
     </properties>