diff --git a/src/js/familyTreeJS.js b/src/js/familyTreeJS.js
index 7454d0b754e9b50dcbc23a9bd9e20add98ae26a0..9b9f993adb2c7622a993a46cbe42810d1d4bb96d 100644
--- a/src/js/familyTreeJS.js
+++ b/src/js/familyTreeJS.js
@@ -1,5 +1,6 @@
 /* eslint-disable no-console */
 /* eslint-disable no-unused-vars */
+/* eslint-disable no-undef */
 var lastActiveSlave, lastSlaves, lastPC;
 
 /*