diff --git a/src/main/java/com/sparrowwallet/drongo/wallet/Keystore.java b/src/main/java/com/sparrowwallet/drongo/wallet/Keystore.java
index dd9dd6c..af82aa0 100644
--- a/src/main/java/com/sparrowwallet/drongo/wallet/Keystore.java
+++ b/src/main/java/com/sparrowwallet/drongo/wallet/Keystore.java
@@ -28,6 +28,7 @@ public class Keystore extends Persistable {
     private KeyDerivation keyDerivation;
     private ExtendedKey extendedPublicKey;
     private PaymentCode externalPaymentCode;
+    private byte[] deviceRegistration;
     private MasterPrivateExtendedKey masterPrivateExtendedKey;
     private DeterministicSeed seed;
 
@@ -102,6 +103,14 @@ public class Keystore extends Persistable {
         this.externalPaymentCode = paymentCode;
     }
 
+    public byte[] getDeviceRegistration() {
+        return deviceRegistration;
+    }
+
+    public void setDeviceRegistration(byte[] deviceRegistration) {
+        this.deviceRegistration = deviceRegistration;
+    }
+
     public boolean hasMasterPrivateExtendedKey() {
         return masterPrivateExtendedKey != null;
     }