diff --git a/pkg/services/tree/sync.go b/pkg/services/tree/sync.go
index 1c3521344..92ff97c1c 100644
--- a/pkg/services/tree/sync.go
+++ b/pkg/services/tree/sync.go
@@ -301,7 +301,7 @@ func (s *Service) synchronizeTree(ctx context.Context, cid cid.ID, from uint64,
 					return false
 				}
 
-				cc, err := s.createConnection(a)
+				cc, err := createConnection(a)
 				if err != nil {
 					s.log.Warn(ctx, logs.TreeFailedToConnectForTreeSynchronization, zap.Error(err), zap.String("address", addr))
 					return false
@@ -339,7 +339,7 @@ func (s *Service) synchronizeTree(ctx context.Context, cid cid.ID, from uint64,
 	return from
 }
 
-func (*Service) createConnection(a network.Address) (*grpc.ClientConn, error) {
+func createConnection(a network.Address) (*grpc.ClientConn, error) {
 	return grpc.NewClient(a.URIAddr(),
 		grpc.WithChainUnaryInterceptor(
 			qos.NewAdjustOutgoingIOTagUnaryClientInterceptor(),