diff --git a/simple-mind-map/src/AssociativeLine.js b/simple-mind-map/src/AssociativeLine.js
index c03c3a5c..0d58fc0c 100644
--- a/simple-mind-map/src/AssociativeLine.js
+++ b/simple-mind-map/src/AssociativeLine.js
@@ -184,12 +184,12 @@ class AssociativeLine {
   checkOverlapNode(x, y) {
     this.overlapNode = null
     bfsWalk(this.mindMap.renderer.root, node => {
-      if (node === this.creatingStartNode || this.overlapNode) {
-        return
-      }
       if (node.nodeData.data.isActive) {
         this.mindMap.renderer.setNodeActive(node, false)
       }
+      if (node === this.creatingStartNode || this.overlapNode) {
+        return
+      }
       let { left, top, width, height } = node
       let right = left + width
       let bottom = top + height