diff --git a/saga/seata-saga-engine/src/main/java/org/apache/seata/saga/engine/repo/impl/StateMachineRepositoryImpl.java b/saga/seata-saga-engine/src/main/java/org/apache/seata/saga/engine/repo/impl/StateMachineRepositoryImpl.java
index 0def5110ecf..14b6fd368e1 100644
--- a/saga/seata-saga-engine/src/main/java/org/apache/seata/saga/engine/repo/impl/StateMachineRepositoryImpl.java
+++ b/saga/seata-saga-engine/src/main/java/org/apache/seata/saga/engine/repo/impl/StateMachineRepositoryImpl.java
@@ -71,8 +71,6 @@ public StateMachine getStateMachineById(String stateMachineId) {
                         stateMachine.setStartState(parsedStatMachine.getStartState());
                         stateMachine.getStates().putAll(parsedStatMachine.getStates());
                         item.setValue(stateMachine);
-                        stateMachineMapById.put(stateMachine.getName() + "_" + stateMachine.getTenantId(),
-                            item);
                     }
                 }
             }