diff --git a/package-lock.json b/package-lock.json
index 2d9120a..874645b 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,6 +1,6 @@
 {
   "name": "cookie-consent",
-  "version": "0.5.0",
+  "version": "0.5.3",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
diff --git a/package.json b/package.json
index 2b12be9..9a29a8d 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "cookie-consent",
-  "version": "0.5.2",
+  "version": "0.5.3",
   "description": "In-house solution for managing cookies on nhs.uk",
   "main": "src/cookieconsent.js",
   "directories": {
diff --git a/src/main.js b/src/main.js
index f0f3bf8..bc4740a 100644
--- a/src/main.js
+++ b/src/main.js
@@ -58,4 +58,4 @@ window.NHSCookieConsent = {
 };
 /* eslint-enable sort-keys */
 
-window.addEventListener('load', onload);
+window.addEventListener('DOMContentLoaded', onload);