diff --git a/src/main/java/org/ntlab/citrusserver/entities/Account.java b/src/main/java/org/ntlab/citrusserver/entities/Account.java
index b42a8c8..667696b 100644
--- a/src/main/java/org/ntlab/citrusserver/entities/Account.java
+++ b/src/main/java/org/ntlab/citrusserver/entities/Account.java
@@ -6,6 +6,7 @@
     private String introduction;
     @JsonIgnore
     private int bookcount = 0;
+    @JsonIgnore
     private String accountId;
     @JsonIgnore
     private String password;