diff --git a/vnt-jni/java/top/wherewego/vnt/jni/Config.java b/vnt-jni/java/top/wherewego/vnt/jni/Config.java
index c817e3d..5b626b1 100644
--- a/vnt-jni/java/top/wherewego/vnt/jni/Config.java
+++ b/vnt-jni/java/top/wherewego/vnt/jni/Config.java
@@ -174,13 +174,6 @@ public class Config {
         this.relay = relay;
     }
 
-    public String getDeviceId() {
-        return deviceId;
-    }
-
-    public void setDeviceId(String deviceId) {
-        this.deviceId = deviceId;
-    }
 
     public String getServer() {
         return server;