diff --git a/Appearance.md b/Appearance.md
index 94af54f..daec757 100644
--- a/Appearance.md
+++ b/Appearance.md
@@ -11,7 +11,7 @@ support for custom HTML is a bit rudimentary. One can specify a path to a folder
 
 Additionally, Password requirement strings (e.g "Must have at least n characters") can be customized, which is useful if you're translating the page. In your `form.html` file, inside script tags, add this:
 ```javascript
-var validationStrings = {
+window.validationStrings = {
     "length": {
         "singular": "Must have at least {n} character",
         "plural": "Must have a least {n} characters"