diff --git a/src/components/flow-design/assets/style/flow-node.less b/src/components/flow-design/assets/style/flow-node.less
index 676b09a96a85e916f2eaa6e7a43cb7fd82597be9..f75fe0a8a08e9ef19ab9a7596471202f74d6df4a 100644
--- a/src/components/flow-design/assets/style/flow-node.less
+++ b/src/components/flow-design/assets/style/flow-node.less
@@ -91,7 +91,7 @@
   }
 }
 
-.common-x_lane-node {
+.common-x-lane-node {
   position: absolute;
   text-align: center;
   border: 1px solid #777;
@@ -125,7 +125,7 @@
   }
 }
 
-.common-y_lane-node {
+.common-y-lane-node {
   position: absolute;
   text-align: center;
   border: 1px solid #777;