diff --git a/drivers/modem/Kconfig.ublox-sara-r4 b/drivers/modem/Kconfig.ublox-sara-r4
index f7dbda8b4df..1a14aa111aa 100644
--- a/drivers/modem/Kconfig.ublox-sara-r4
+++ b/drivers/modem/Kconfig.ublox-sara-r4
@@ -39,10 +39,6 @@ config MODEM_UBLOX_SARA_AUTODETECT_VARIANT
 
 endchoice
 
-config MODEM_UBLOX_SARA_R4_NAME
-	string "Driver name"
-	default "MODEM_SARA"
-
 config MODEM_UBLOX_SARA_R4_RX_STACK_SIZE
 	int "Stack size for the u-blox SARA-R4 modem driver RX thread"
 	default 1028
diff --git a/drivers/modem/ublox-sara-r4.c b/drivers/modem/ublox-sara-r4.c
index 9e4e1ecf7f9..91ee2ffb930 100644
--- a/drivers/modem/ublox-sara-r4.c
+++ b/drivers/modem/ublox-sara-r4.c
@@ -1917,7 +1917,8 @@ error:
 	return ret;
 }
 
-NET_DEVICE_OFFLOAD_INIT(modem_sara, CONFIG_MODEM_UBLOX_SARA_R4_NAME,
-			modem_init, device_pm_control_nop, &mdata, NULL,
-			CONFIG_MODEM_UBLOX_SARA_R4_INIT_PRIORITY, &api_funcs,
-			MDM_MAX_DATA_LENGTH);
+NET_DEVICE_DT_INST_OFFLOAD_DEFINE(0, modem_init, device_pm_control_nop,
+				  &mdata, NULL,
+				  CONFIG_MODEM_UBLOX_SARA_R4_INIT_PRIORITY,
+				  &api_funcs,
+				  MDM_MAX_DATA_LENGTH);