diff --git a/pkg/common/db/table/relation/friend.go b/pkg/common/db/table/relation/friend.go
index 72a0c0dde..7d8f181a0 100644
--- a/pkg/common/db/table/relation/friend.go
+++ b/pkg/common/db/table/relation/friend.go
@@ -30,7 +30,7 @@ type FriendModel struct {
 	AddSource      int32     `bson:"add_source"`
 	OperatorUserID string    `bson:"operator_user_id"`
 	Ex             string    `bson:"ex"`
-	IsPinned       *string   `bson:"is_pinned"`
+	IsPinned       *bool     `bson:"is_pinned"`
 }
 
 // FriendModelInterface defines the operations for managing friends in MongoDB.