diff --git a/passmate.js b/passmate.js
index 799ac72..5e595e4 100644
--- a/passmate.js
+++ b/passmate.js
@@ -109,8 +109,10 @@ class PassMate {
 		let print = this.addElement('button', printStep, 'Click here to print the book!');
 		print.style.cursor = 'pointer';
 		printStep.addEventListener('click', () => {
-			let ga = window.ga || (() => {});
-			ga('send', 'event', 'Overview', 'print');
+			let gtag = window.gtag || (() => {});
+			gtag('event', 'print', {
+				'event_category': 'Overview',
+			});
 			window.print();
 		});