diff --git a/static/editor.js b/static/editor.js
index 1ae08cb..64c9d2d 100644
--- a/static/editor.js
+++ b/static/editor.js
@@ -1,14 +1,21 @@
 (function () {
 	let changed = false;
 	let textarea = document.querySelector('.edit-form__textarea');
+	let form = document.querySelector('.edit-form');
 
 	let warnBeforeClosing = function (ev) {
+		if (!changed) return;
 		ev.preventDefault();
 		return ev.returnValue = 'Are you sure you want to exit? You have unsaved changes.';
 	};
 
 	textarea.addEventListener('input', function () {
-		if (!changed) window.addEventListener('beforeunload', warnBeforeClosing);
 		changed = true;
 	});
+
+	form.addEventListener('submit', function () {
+		changed = false;
+	});
+
+	window.addEventListener('beforeunload', warnBeforeClosing);
 })();