diff --git a/templates/classifieds/edit.html b/templates/classifieds/edit.html
index 39d3147..aa2c4ae 100644
--- a/templates/classifieds/edit.html
+++ b/templates/classifieds/edit.html
@@ -82,7 +82,7 @@
     </div>
 
     <div class="form-card">
-        <form method="POST" action="{{ url_for('classifieds.classifieds_edit', classified_id=classified.id) }}" enctype="multipart/form-data">
+        <form id="classifiedForm" method="POST" action="{{ url_for('classifieds.classifieds_edit', classified_id=classified.id) }}" enctype="multipart/form-data">
             <input type="hidden" name="csrf_token" value="{{ csrf_token() }}">
 
             <div class="form-group">
@@ -193,7 +193,7 @@ quill.root.innerHTML = {{ classified.description|tojson }};
 (function() {
     var qc = document.getElementById('quill-editor');
     quill.on('text-change', function() { qc && qc.classList.remove('field-error'); });
-    document.querySelector('form').addEventListener('submit', function(e) {
+    document.getElementById('classifiedForm').addEventListener('submit', function(e) {
         var html = quill.root.innerHTML;
         var empty = (html === '<p><br></p>' || quill.getText().trim() === '');
         if (empty) {
diff --git a/templates/classifieds/new.html b/templates/classifieds/new.html
index 42988bd..41b2c5f 100755
--- a/templates/classifieds/new.html
+++ b/templates/classifieds/new.html
@@ -270,7 +270,7 @@
             Ogłoszenie będzie widoczne przez 30 dni. Po tym czasie wygaśnie automatycznie.
         </div>
 
-        <form method="POST" action="{{ url_for('classifieds.classifieds_new') }}" enctype="multipart/form-data">
+        <form id="classifiedForm" method="POST" action="{{ url_for('classifieds.classifieds_new') }}" enctype="multipart/form-data">
             <input type="hidden" name="csrf_token" value="{{ csrf_token() }}">
 
             {% if has_multiple_companies %}
@@ -393,7 +393,7 @@ var quill = new Quill('#quill-editor', {
     // Clear error highlight as soon as user starts typing
     quill.on('text-change', function() { qc && qc.classList.remove('field-error'); });
 
-    document.querySelector('form').addEventListener('submit', function(e) {
+    document.getElementById('classifiedForm').addEventListener('submit', function(e) {
         var html = quill.root.innerHTML;
         var empty = (html === '<p><br></p>' || quill.getText().trim() === '');
         if (empty) {