diff --git a/beacon-chain/powchain/service.go b/beacon-chain/powchain/service.go
index 841ef92d2..e23341091 100644
--- a/beacon-chain/powchain/service.go
+++ b/beacon-chain/powchain/service.go
@@ -535,6 +535,7 @@ func (s *Service) run(done <-chan struct{}) {
 				s.runError = err
 				return
 			}
+			s.runError = nil
 		case header, ok := <-s.headerChan:
 			if ok {
 				s.processSubscribedHeaders(header)