diff --git a/api-test/backend/src/main/java/io/metersphere/service/MsHashTreeService.java b/api-test/backend/src/main/java/io/metersphere/service/MsHashTreeService.java
index 7a0ac16be9..cf6e73052e 100644
--- a/api-test/backend/src/main/java/io/metersphere/service/MsHashTreeService.java
+++ b/api-test/backend/src/main/java/io/metersphere/service/MsHashTreeService.java
@@ -201,7 +201,7 @@ public class MsHashTreeService {
     private JSONObject setRefScenario(JSONObject element) {
         boolean enable = element.has(ENABLE) ? element.optBoolean(ENABLE) : true;
         if (!element.has(MIX_ENABLE)) {
-            element.put(MIX_ENABLE, true);
+            element.put(MIX_ENABLE, false);
         }
 
         ApiScenarioDTO scenarioWithBLOBs = extApiScenarioMapper.selectById(element.optString(ID));
@@ -209,7 +209,7 @@ public class MsHashTreeService {
             boolean environmentEnable = element.has(ENV_ENABLE) ? element.optBoolean(ENV_ENABLE) : false;
             boolean variableEnable = element.has(VARIABLE_ENABLE) ? element.optBoolean(VARIABLE_ENABLE) : false;
             boolean mixEnable = element.has(MIX_ENABLE)
-                    ? element.getBoolean(MIX_ENABLE) : true;
+                    ? element.getBoolean(MIX_ENABLE) : false;
 
             if (environmentEnable && StringUtils.isNotEmpty(scenarioWithBLOBs.getEnvironmentJson())) {
                 element.put(ENV_MAP, JSON.parseObject(scenarioWithBLOBs.getEnvironmentJson(), Map.class));