diff --git a/message_server/simulation_state_ms.go b/message_server/simulation_state_ms.go
index 18fb726..9c6872f 100644
--- a/message_server/simulation_state_ms.go
+++ b/message_server/simulation_state_ms.go
@@ -14,6 +14,7 @@ func NewStateMs(vs *memory.VerifySimulation) ms_api.MsgTask {
 			s := &state.SimulationStatus{SimulationId: vs.SimulationId}
 			switch e.NewState {
 			case ecs.WorldClose:
+			case ecs.WorldClosed:
 				s.State = state.SimulationStatus_DESTROY
 			case ecs.WorldError:
 				s.State = state.SimulationStatus_ERROR