diff --git a/modules/core/graph.js b/modules/core/graph.js
index 7d168b35c..19897b520 100644
--- a/modules/core/graph.js
+++ b/modules/core/graph.js
@@ -37,7 +37,7 @@ coreGraph.prototype = {
 
         //https://github.com/openstreetmap/iD/issues/3973#issuecomment-307052376
         if (!entity) {
-            entity = this.entities.__proto__[id];
+            entity = this.entities.__proto__[id];  // eslint-disable-line no-proto
         }
 
         if (!entity) {