diff --git a/src/views/trials/trials-panel/reading/dicoms3D/components/Segmentations.vue b/src/views/trials/trials-panel/reading/dicoms3D/components/Segmentations.vue
index 77262f98..d598ffb3 100644
--- a/src/views/trials/trials-panel/reading/dicoms3D/components/Segmentations.vue
+++ b/src/views/trials/trials-panel/reading/dicoms3D/components/Segmentations.vue
@@ -164,7 +164,7 @@
                     <div
                         :style="`overflow-y: auto;max-height:${showSegmentConfig ? (SegmentHight - 220) : SegmentHight}px;`">
                         <div :class="['SegmentBox', item && item.segmentIndex === segmentIndex ? 'SegmentBox_active' : '']"
-                            v-for="(item) in curSegmentGroup.segments"
+                            v-for="(item, index) in curSegmentGroup.segments"
                             :key="`${item.segmentationId}_${item.segmentIndex}`" @click.stop="selectSegment(item)">
                             <div class="messageBox">
                                 <el-popover placement="left" :title="item.SegmentLabel" width="200" trigger="hover">
@@ -194,7 +194,7 @@
                                             }}<i>{{ item.stats[k].unit }}</i></span>
                                         </div>
                                     </template>
-                                    <div class="serialNum" slot="reference">{{ item.segmentIndex }}</div>
+                                    <div class="serialNum" slot="reference">{{ index + 1 }}</div>
                                 </el-popover>
 
                                 <el-color-picker v-model="item.color" size="mini"