diff --git a/examples/bluetooth/hci/controller_hci_uart/sdkconfig.defaults b/examples/bluetooth/hci/controller_hci_uart/sdkconfig.defaults
index 798c444b50..a225f31693 100644
--- a/examples/bluetooth/hci/controller_hci_uart/sdkconfig.defaults
+++ b/examples/bluetooth/hci/controller_hci_uart/sdkconfig.defaults
@@ -13,6 +13,7 @@ CONFIG_BTDM_CTRL_BR_EDR_MAX_ACL_CONN=7
 CONFIG_BTDM_CTRL_BR_EDR_MAX_SYNC_CONN=3
 CONFIG_BT_BLUEDROID_ENABLED=n
 CONFIG_BT_CONTROLLER_ONLY=y
-CONFIG_BT_HCI_UART=y
+CONFIG_BTDM_CTRL_HCI_MODE_UART_H4=y
 CONFIG_BT_HCI_UART_NO_DEFAULT=1
 CONFIG_BT_HCI_UART_BAUDRATE_DEFAULT=921600
+CONFIG_BTDM_MODEM_SLEEP=n