diff --git a/drivers/hwinfo/hwinfo_imxrt.c b/drivers/hwinfo/hwinfo_imxrt.c
index 453b3001f0d..60b3e4003df 100644
--- a/drivers/hwinfo/hwinfo_imxrt.c
+++ b/drivers/hwinfo/hwinfo_imxrt.c
@@ -7,6 +7,7 @@
 #include <soc.h>
 #include <drivers/hwinfo.h>
 #include <string.h>
+#include <sys/byteorder.h>
 
 struct imxrt_uid {
 	u32_t id[2];
@@ -16,8 +17,8 @@ ssize_t z_impl_hwinfo_get_device_id(u8_t *buffer, size_t length)
 {
 	struct imxrt_uid dev_id;
 
-	dev_id.id[0] = OCOTP->CFG1;
-	dev_id.id[1] = OCOTP->CFG2;
+	dev_id.id[0] = sys_cpu_to_be32(OCOTP->CFG2);
+	dev_id.id[1] = sys_cpu_to_be32(OCOTP->CFG1);
 
 	if (length > sizeof(dev_id.id)) {
 		length = sizeof(dev_id.id);