diff --git a/internal/collections/infra/mysql_repo.go b/internal/collections/infra/mysql_repo.go
index 9439102e..7bad41d1 100644
--- a/internal/collections/infra/mysql_repo.go
+++ b/internal/collections/infra/mysql_repo.go
@@ -203,12 +203,6 @@ func (r mysqlRepo) updateUserTags(ctx context.Context,
 	q *query.Query,
 	userID model.UserID, subject model.Subject,
 	at time.Time, s *collection.Subject) ([]string, error) {
-	log := r.log.With(zap.Uint32("user_id", userID), zap.Uint32("subject_id", subject.ID))
-	log.Info("user collections with tags", zap.Strings("tags", lo.Map(s.Tags(), func(item string, index int) string {
-		ss := strconv.Quote(item)
-		return ss[1 : len(ss)-1]
-	})))
-
 	tx := q.WithContext(ctx)
 
 	if (len(s.Tags())) == 0 {