diff --git a/spec/javascripts/inline_grids_spec.js b/spec/javascripts/inline_grids_spec.js
index 1e8e95759c..f6e92f0d6d 100644
--- a/spec/javascripts/inline_grids_spec.js
+++ b/spec/javascripts/inline_grids_spec.js
@@ -1,6 +1,6 @@
 /* eslint-disable no-empty-label */
 
-var editor;
+const editor;
 
 fixture.preload("inline_grid.html");