diff --git a/spring-cloud-function-adapters/spring-cloud-function-grpc/src/main/java/org/springframework/cloud/function/grpc/GrpcUtils.java b/spring-cloud-function-adapters/spring-cloud-function-grpc/src/main/java/org/springframework/cloud/function/grpc/GrpcUtils.java
index 36f0cb35d..ce38c883e 100644
--- a/spring-cloud-function-adapters/spring-cloud-function-grpc/src/main/java/org/springframework/cloud/function/grpc/GrpcUtils.java
+++ b/spring-cloud-function-adapters/spring-cloud-function-grpc/src/main/java/org/springframework/cloud/function/grpc/GrpcUtils.java
@@ -47,7 +47,7 @@ import org.springframework.messaging.support.MessageBuilder;
  * @since 3.2
  *
  */
-final class GrpcUtils {
+public final class GrpcUtils {
 
 	private static Log logger = LogFactory.getLog(GrpcUtils.class);