diff --git a/project/src/main/java/com/sdm/project/controller/SimulationNodeController.java b/project/src/main/java/com/sdm/project/controller/SimulationNodeController.java
index cb286238..3abc2cc6 100644
--- a/project/src/main/java/com/sdm/project/controller/SimulationNodeController.java
+++ b/project/src/main/java/com/sdm/project/controller/SimulationNodeController.java
@@ -240,6 +240,7 @@ public class SimulationNodeController implements ISimulationNodeFeignClient {
     @PostMapping("/getUserGroupDifficultyStatistics")
     @Operation(summary = "用户组难度系数统计", description = "用户组难度系数统计")
     public SdmResponse getUserGroupDifficultyStatistics(@RequestBody @Validated GetUserGroupTaskCompleteStatisticsReq req) {
+        req.setTenantId(ThreadLocalContext.getTenantId());
         return nodeService.getUserGroupDifficultyStatistics(req);
     }
 
diff --git a/project/src/main/resources/mapper/SimulationNodeMapper.xml b/project/src/main/resources/mapper/SimulationNodeMapper.xml
index 9f821f8a..fbb48309 100644
--- a/project/src/main/resources/mapper/SimulationNodeMapper.xml
+++ b/project/src/main/resources/mapper/SimulationNodeMapper.xml
@@ -524,6 +524,8 @@
         from simulation_task task
         left join simulation_task_member task_member on task.uuid = task_member.task_id
         <where>
+            task.tenant_Id = #{req.tenantId}
+            and
             task_member.user_id in
             (
             <foreach collection='req.userIds' item='userId' index='index' separator=','>