diff --git a/arch/x86/kernel/mikc.c b/arch/x86/kernel/mikc.c
index 1a087226..79ced05a 100644
--- a/arch/x86/kernel/mikc.c
+++ b/arch/x86/kernel/mikc.c
@@ -47,7 +47,6 @@ int ihk_mc_ikc_init_first_local(struct ihk_ikc_channel_desc *channel,
 	ihk_ikc_init_desc(channel, IKC_OS_HOST, 0, rq, wq,
 	                  ihk_ikc_master_channel_packet_handler, channel);
 	ihk_ikc_enable_channel(channel);
-	ihk_ikc_add_intr_channel(NULL, channel, 0);
 
 	/* Set boot parameter */
 	arch_set_mikc_queue(rq, wq);
diff --git a/executer/kernel/mcctrl/ikc.c b/executer/kernel/mcctrl/ikc.c
index e3240704..791471f1 100644
--- a/executer/kernel/mcctrl/ikc.c
+++ b/executer/kernel/mcctrl/ikc.c
@@ -225,8 +225,6 @@ static int connect_handler_ikc2linux(struct ihk_ikc_channel_info *param)
 
 	param->packet_handler = syscall_packet_handler;
 
-	ihk_ikc_add_intr_channel(os, param->channel, linux_cpu);
-
 	return 0;
 }
 static int connect_handler_ikc2mckernel(struct ihk_ikc_channel_info *param)
diff --git a/kernel/host.c b/kernel/host.c
index 6d06b142..a3bb2e9b 100644
--- a/kernel/host.c
+++ b/kernel/host.c
@@ -728,6 +728,6 @@ void init_host_ikc2mckernel(void)
 	}
 	dkprintf("connected.\n");
 
-	ihk_ikc_add_intr_channel(NULL, param.channel, ihk_ikc_get_processor_id());
+	ihk_ikc_set_intr_channel(NULL, param.channel, ihk_ikc_get_processor_id());
 }