diff --git a/api/v1/station/explorer.go b/api/v1/station/explorer.go
index 6be9e637..e9ff1fae 100644
--- a/api/v1/station/explorer.go
+++ b/api/v1/station/explorer.go
@@ -1,12 +1,14 @@
 package station
 
 import (
+	"fmt"
+
 	"github.com/anyshake/observer/drivers/explorer"
 	"github.com/anyshake/observer/utils/timesource"
 )
 
 func (e *explorerInfo) get(timeSource *timesource.Source, explorerDeps *explorer.ExplorerDependency) error {
-	e.DeviceId = explorerDeps.Config.GetDeviceId()
+	e.DeviceId = fmt.Sprintf("%08X", explorerDeps.Config.GetDeviceId())
 	e.Elevation = explorerDeps.Config.GetElevation()
 	e.Errors = explorerDeps.Health.GetErrors()
 	e.Received = explorerDeps.Health.GetReceived()
diff --git a/api/v1/station/types.go b/api/v1/station/types.go
index 50e30fc5..bbf9da60 100644
--- a/api/v1/station/types.go
+++ b/api/v1/station/types.go
@@ -11,7 +11,7 @@ type explorerInfo struct {
 	Errors     int64   `json:"errors"`
 	Received   int64   `json:"received"`
 	SampleRate int     `json:"sample_rate"`
-	DeviceId   uint32  `json:"device_id"`
+	DeviceId   string  `json:"device_id"`
 	Latitude   float64 `json:"latitude"`
 	Longitude  float64 `json:"longitude"`
 	Elevation  float64 `json:"elevation"`
diff --git a/frontend/src/src/models/response/common/station/0.json b/frontend/src/src/models/response/common/station/0.json
index 14373705..24dbe60e 100644
--- a/frontend/src/src/models/response/common/station/0.json
+++ b/frontend/src/src/models/response/common/station/0.json
@@ -9,7 +9,7 @@
             "errors": 47,
             "received": 131,
             "sample_rate": 125,
-            "device_id": 20030813,
+            "device_id": "FFFFFFFF",
             "latitude": 39.9,
             "longitude": 116.4,
             "elevation": 50.0,