diff --git a/server/internal/api/ymt_users.go b/server/internal/api/ymt_users.go
index fb6af1d..676fcf4 100644
--- a/server/internal/api/ymt_users.go
+++ b/server/internal/api/ymt_users.go
@@ -44,7 +44,6 @@ func (a *YMTUsersAPI) list(w http.ResponseWriter, r *http.Request) {
 	defer rows.Close()
 
 	out := []map[string]interface{}{}
-	used := map[int64]struct{}{}
 	for rows.Next() {
 		var id sql.NullInt64
 		var name sql.NullString