diff --git a/lib/capybara/cuprite/javascripts/index.js b/lib/capybara/cuprite/javascripts/index.js
index 3657add2..2bab9460 100644
--- a/lib/capybara/cuprite/javascripts/index.js
+++ b/lib/capybara/cuprite/javascripts/index.js
@@ -356,12 +356,13 @@ class Cuprite {
     } else if (value == false && !node.parentNode.multiple) {
       return false;
     } else {
-      this.trigger(node.parentNode, "focus");
+      let parentNode = node.parentNode;
+      this.trigger(parentNode, "focus");
 
       node.selected = value;
       this.changed(node);
 
-      this.trigger(node.parentNode, "blur");
+      this.trigger(parentNode, "blur");
       return true;
     }
   }