diff --git a/route/rule/rule_set_remote.go b/route/rule/rule_set_remote.go
index bda6e23f..031f1c33 100644
--- a/route/rule/rule_set_remote.go
+++ b/route/rule/rule_set_remote.go
@@ -98,10 +98,11 @@ func (s *RemoteRuleSet) StartContext(ctx context.Context, startContext *adapter.
 		if savedSet := s.cacheFile.LoadRuleSet(s.options.Tag); savedSet != nil {
 			err := s.loadBytes(savedSet.Content)
 			if err != nil {
-				return E.Cause(err, "restore cached rule-set")
+				s.logger.Warn(E.Cause(err, "restore cached rule-set, will refetch"))
+			} else {
+				s.lastUpdated = savedSet.LastUpdated
+				s.lastEtag = savedSet.LastEtag
 			}
-			s.lastUpdated = savedSet.LastUpdated
-			s.lastEtag = savedSet.LastEtag
 		}
 	}
 	if s.lastUpdated.IsZero() {