diff --git a/resources/dist/index.js b/resources/dist/index.js
index b620924a6..3c66fa61b 100644
Binary files a/resources/dist/index.js and b/resources/dist/index.js differ
diff --git a/resources/dist/index.js.map b/resources/dist/index.js.map
index bd4ac63cb..74203fbfb 100644
Binary files a/resources/dist/index.js.map and b/resources/dist/index.js.map differ
diff --git a/src/userSettings.js b/src/userSettings.js
index f63a0964d..244552eef 100644
--- a/src/userSettings.js
+++ b/src/userSettings.js
@@ -83,7 +83,7 @@ export default function createUserSettings( storage ) {
 			count = parseInt( result, 10 );
 
 			// stored number is not a zero, override it to zero and store new value
-			if ( Number.isNaN( count ) ) {
+			if ( isNaN( count ) ) {
 				count = 0;
 				this.setPreviewCount( count );
 			}