diff --git a/frontend/src/views/KPIDetail.vue b/frontend/src/views/KPIDetail.vue
index 82190e64..4f887b08 100644
--- a/frontend/src/views/KPIDetail.vue
+++ b/frontend/src/views/KPIDetail.vue
@@ -466,7 +466,7 @@ const fullNetworkChartOption = computed(() => {
   }
   const nodes = fullNetworkNodes.value.map(n => ({
     id: String(n.id),
-    name: n.kpi_code,
+    name: n.kpi_name,
     symbolSize: 25,
     itemStyle: { color: dimColors[n.dimension] || '#999' },
     category: n.dimension === 'finance' ? 0 : n.dimension === 'customer' ? 1 : n.dimension === 'process' ? 2 : 3,