diff --git a/src/main/java/cn/citycraft/CTZServerCommon/CTZAuth.java b/src/main/java/cn/citycraft/CTZServerCommon/CTZAuth.java
index d22a9a3..ca6d726 100644
--- a/src/main/java/cn/citycraft/CTZServerCommon/CTZAuth.java
+++ b/src/main/java/cn/citycraft/CTZServerCommon/CTZAuth.java
@@ -11,6 +11,7 @@ public class CTZAuth {
 	static final String UserField = "player";
 	static final String PWDField = "password";
 	static final String ISLoginField = "islogin";
+	static final String EMAILField = "email";
 	static final String ALLOWLoginField = "allowlogin";
 	static final String LASTLOGOUT = "lastlogout";
 	static final String IP = "ip";
@@ -88,7 +89,7 @@ public class CTZAuth {
 		return sql.dbUpdate(TableName, new KeyValue(ALLOWLoginField, "1").add(IP, ip == null ? "127.0.0.1" : ip), new KeyValue(UserField, username));
 	}
 
-	public static boolean registerPlayer(String username, String password) {
+	public static boolean registerPlayer(String username, String password, String email) {
 		if (isRegistered(username))
 			return false;
 		else