diff --git a/changedetectionio/static/js/watch-overview.js b/changedetectionio/static/js/watch-overview.js
index 59fae0bf..62822d83 100644
--- a/changedetectionio/static/js/watch-overview.js
+++ b/changedetectionio/static/js/watch-overview.js
@@ -1,4 +1,21 @@
 $(function () {
+    function normalizeUrl(el) {
+        const val = el.value.trim();
+        if (val && !/^[a-zA-Z][a-zA-Z\d+\-.]*:/.test(val)) {
+            el.value = 'https://' + val;
+        }
+    }
+
+    $('#url').on('blur keydown', function (e) {
+        if (e.type === 'blur' || e.key === 'Enter') {
+            normalizeUrl(this);
+        }
+    });
+
+    $('form').on('submit', function () {
+        normalizeUrl($('#url')[0]);
+    });
+
     // Remove unviewed status when normally clicked
     $('.diff-link').click(function () {
         $(this).closest('.unviewed').removeClass('unviewed');