diff --git a/src/main/java/love/sola/netsupport/sql/SQLCore.java b/src/main/java/love/sola/netsupport/sql/SQLCore.java
index f5f1abc..1cc4e6b 100644
--- a/src/main/java/love/sola/netsupport/sql/SQLCore.java
+++ b/src/main/java/love/sola/netsupport/sql/SQLCore.java
@@ -1,6 +1,7 @@
 package love.sola.netsupport.sql;
 
 import com.google.gson.*;
+import love.sola.netsupport.enums.ISP;
 import org.hibernate.SessionFactory;
 import org.hibernate.boot.MetadataSources;
 import org.hibernate.boot.registry.StandardServiceRegistryBuilder;
@@ -22,6 +23,8 @@ public class SQLCore {
 	public static Gson gson = new GsonBuilder()
 			.registerTypeAdapter(Date.class, (JsonDeserializer<Date>) (json, typeOfT, context) -> new Date(json.getAsJsonPrimitive().getAsLong()))
 			.registerTypeAdapter(Date.class, (JsonSerializer<Date>) (src, typeOfSrc, context) -> new JsonPrimitive(src.getTime()))
+			.registerTypeAdapter(ISP.class, (JsonDeserializer<ISP>) (json, typeOfT, context) -> ISP.fromId(json.getAsJsonPrimitive().getAsInt()))
+			.registerTypeAdapter(ISP.class, (JsonSerializer<ISP>) (src, typeOfSrc, context) -> new JsonPrimitive(src.id))
 			.create();
 	public static SessionFactory sf;
 	public static ServiceRegistry sr;