diff --git a/lib/src/models/user_info.dart b/lib/src/models/user_info.dart
index 7f642da..8d67d3d 100644
--- a/lib/src/models/user_info.dart
+++ b/lib/src/models/user_info.dart
@@ -85,4 +85,7 @@ class UserInfo {
 
   /// friend application rejected
   bool get isRejected => flag == -1;
+
+  /// exist friendship
+  bool get isFriendship => isAgreed;
 }