diff --git a/lib/javascript-static.js b/lib/javascript-static.js
index 4cbbefceee5..e3ef087f17c 100644
--- a/lib/javascript-static.js
+++ b/lib/javascript-static.js
@@ -291,10 +291,16 @@ M.util.show_confirm_dialog = function(e, args) {
                 if (target.get('name') && target.get('value')) {
                     targetform.append('<input type="hidden" name="' + target.get('name') +
                                     '" value="' + target.get('value') + '">');
+                    if (typeof M.core_formchangechecker !== 'undefined') {
+                        M.core_formchangechecker.set_form_submitted();
+                    }
                 }
                 targetform.submit();
 
             } else if (target.test('form')) {
+                if (typeof M.core_formchangechecker !== 'undefined') {
+                    M.core_formchangechecker.set_form_submitted();
+                }
                 target.submit();
 
             } else {