diff --git a/op-supervisor/supervisor/backend/backend.go b/op-supervisor/supervisor/backend/backend.go
index 87856eb295ab0..21c79699ef635 100644
--- a/op-supervisor/supervisor/backend/backend.go
+++ b/op-supervisor/supervisor/backend/backend.go
@@ -189,6 +189,10 @@ func (su *SupervisorBackend) OnEvent(ev event.Event) bool {
 			ChainID: x.ChainID,
 		})
 	case superevents.LocalSafeUpdateEvent:
+		su.emitter.Emit(superevents.ChainProcessEvent{
+			ChainID: x.ChainID,
+			Target:  x.NewLocalSafe.Derived.Number,
+		})
 		su.emitter.Emit(superevents.UpdateCrossSafeRequestEvent{
 			ChainID: x.ChainID,
 		})
diff --git a/op-supervisor/supervisor/backend/processors/chain_processor.go b/op-supervisor/supervisor/backend/processors/chain_processor.go
index 34767d25f8b0a..d9a4737fbf755 100644
--- a/op-supervisor/supervisor/backend/processors/chain_processor.go
+++ b/op-supervisor/supervisor/backend/processors/chain_processor.go
@@ -113,6 +113,10 @@ func (s *ChainProcessor) OnEvent(ev event.Event) bool {
 }
 
 func (s *ChainProcessor) onRequest(target uint64) {
+	if target < s.nextNum() {
+		s.log.Debug("Indexing for target block already done", "target", target, "next", s.nextNum())
+		return
+	}
 	processed, err := s.rangeUpdate(target)
 	if err != nil {
 		if errors.Is(err, ethereum.NotFound) {