diff --git a/ebts-ui/src/views/tool/top/packages/topology/src/theme/default-style.js b/ebts-ui/src/views/tool/top/packages/topology/src/theme/default-style.js
index b0a5370..665f247 100644
--- a/ebts-ui/src/views/tool/top/packages/topology/src/theme/default-style.js
+++ b/ebts-ui/src/views/tool/top/packages/topology/src/theme/default-style.js
@@ -66,7 +66,8 @@ export default {
       shadowOffsetY: 0
     },
     unselected: {
-      shadowColor: ''
+      shadowColor: '',
+      stroke: '#A3B1BF',
     }
   },
   // 锚点样式