diff --git a/client/rpc/src/main/kotlin/net/corda/client/rpc/internal/RPCClientProxyHandler.kt b/client/rpc/src/main/kotlin/net/corda/client/rpc/internal/RPCClientProxyHandler.kt
index ba8e70786d..141ad76b79 100644
--- a/client/rpc/src/main/kotlin/net/corda/client/rpc/internal/RPCClientProxyHandler.kt
+++ b/client/rpc/src/main/kotlin/net/corda/client/rpc/internal/RPCClientProxyHandler.kt
@@ -652,9 +652,9 @@ internal class RPCClientProxyHandler(
         producerSession = sessionFactory!!.createSession(rpcUsername, rpcPassword, false, true, true, false, DEFAULT_ACK_BATCH_SIZE)
         rpcProducer = producerSession!!.createProducer(RPCApi.RPC_SERVER_QUEUE_NAME)
         consumerSession = sessionFactory!!.createSession(rpcUsername, rpcPassword, false, true, true, false, 16384)
-        clientAddress = SimpleString("${RPCApi.RPC_CLIENT_QUEUE_NAME_PREFIX}.$rpcUsername.${random63BitValue()}")
+        clientAddress = SimpleString.of("${RPCApi.RPC_CLIENT_QUEUE_NAME_PREFIX}.$rpcUsername.${random63BitValue()}")
         log.debug { "Client address: $clientAddress" }
-        consumerSession!!.createQueue(QueueConfiguration(clientAddress).setAddress(clientAddress).setRoutingType(RoutingType.ANYCAST)
+        consumerSession!!.createQueue(QueueConfiguration.of(clientAddress).setAddress(clientAddress).setRoutingType(RoutingType.ANYCAST)
                 .setTemporary(true).setDurable(false))
         rpcConsumer = consumerSession!!.createConsumer(clientAddress)
         rpcConsumer!!.setMessageHandler(this::artemisMessageHandler)