diff --git a/source/js/algolia-search.js b/source/js/algolia-search.js
index 3596817..0c9e012 100644
--- a/source/js/algolia-search.js
+++ b/source/js/algolia-search.js
@@ -3,13 +3,12 @@
 document.addEventListener('DOMContentLoaded', () => {
   const algoliaSettings = CONFIG.algolia;
   const { indexName, appID, apiKey } = algoliaSettings;
-  const input = document.querySelector('.search-input');
 
   let search = instantsearch({
     indexName,
     searchClient  : algoliasearch(appID, apiKey),
     searchFunction: helper => {
-      if (input.value) {
+      if (document.querySelector('.search-input').value) {
         helper.search();
       }
     }
@@ -98,7 +97,7 @@ document.addEventListener('DOMContentLoaded', () => {
   document.querySelectorAll('.popup-trigger').forEach(element => {
     element.addEventListener('click', () => {
       document.body.classList.add('search-active');
-      setTimeout(() => input.focus(), 500);
+      setTimeout(() => document.querySelector('.search-input').focus(), 500);
     });
   });