diff --git a/src/main/java/org/ntlab/tampoposerver/models/FriendPair.java b/src/main/java/org/ntlab/tampoposerver/models/FriendPair.java
index ef6d46b..76b242a 100644
--- a/src/main/java/org/ntlab/tampoposerver/models/FriendPair.java
+++ b/src/main/java/org/ntlab/tampoposerver/models/FriendPair.java
@@ -5,8 +5,7 @@
     private String user0Id;
     private String user1Id;
 
-    public FriendPair(Integer id, String user0Id, String user1Id) {
-        this.id = id;
+    public FriendPair(String user0Id, String user1Id) {
         this.user0Id = user0Id;
         this.user1Id = user1Id;
     }