diff --git a/src/lib/components/topology/index.less b/src/lib/components/topology/index.less
index 36f33a61..1354eba1 100644
--- a/src/lib/components/topology/index.less
+++ b/src/lib/components/topology/index.less
@@ -142,7 +142,7 @@
                 padding: 0 10px;
                 top: -40px;
                 font-size: 12px;
-                word-break: keep-all;
+                white-space: nowrap;
                 background: #666666;
                 color: #fff;
                 border-radius: 3px;