diff --git a/backend/src/main/java/io/metersphere/api/dto/definition/request/MsThreadGroup.java b/backend/src/main/java/io/metersphere/api/dto/definition/request/MsThreadGroup.java
index b4cdec49f0..4d9e3fdf3c 100644
--- a/backend/src/main/java/io/metersphere/api/dto/definition/request/MsThreadGroup.java
+++ b/backend/src/main/java/io/metersphere/api/dto/definition/request/MsThreadGroup.java
@@ -147,9 +147,17 @@ public class MsThreadGroup extends MsTestElement {
                                 if (StringUtils.isNotEmpty(projectId)) {
                                     break;
                                 }
+                            }else {
+                                projectId = itemEl.getProjectId();
+                                if (StringUtils.isNotEmpty(projectId)) {
+                                    break;
+                                }
                             }
                         }
                     }
+                    if(StringUtils.isEmpty(projectId)){
+                        projectId = el.getProjectId();
+                    }
                 }
             }
         }