diff --git a/backend/src/main/java/io/metersphere/api/service/ApiAutomationService.java b/backend/src/main/java/io/metersphere/api/service/ApiAutomationService.java
index cd73aff7d2..9eb1552251 100644
--- a/backend/src/main/java/io/metersphere/api/service/ApiAutomationService.java
+++ b/backend/src/main/java/io/metersphere/api/service/ApiAutomationService.java
@@ -1649,7 +1649,7 @@ public class ApiAutomationService {
                 item.setName(item.getName().substring(0, 255));
             }
             item.setNum(num++);
-            if (BooleanUtils.isTrue(project.getScenarioCustomNum())) {
+            if (BooleanUtils.isTrue(project.getScenarioCustomNum()) && StringUtils.isBlank(item.getCustomNum())) {
                 item.setCustomNum(String.valueOf(num));
             }
             importCreate(item, batchMapper, request);
diff --git a/frontend/src/business/components/track/case/components/TestCaseList.vue b/frontend/src/business/components/track/case/components/TestCaseList.vue
index 262fbb43b1..643220b09b 100644
--- a/frontend/src/business/components/track/case/components/TestCaseList.vue
+++ b/frontend/src/business/components/track/case/components/TestCaseList.vue
@@ -32,8 +32,7 @@
             min-width="80"/>
 
         <ms-table-column
-          v-if="customNum"
-          :field="item"
+          v-if="item.id === 'num' && customNum"
           :fields-width="fieldsWidth"
           prop="customNum"
           :label="$t('commons.id')"