diff --git a/app/modules/web/Controllers/ConfigLdapController.php b/app/modules/web/Controllers/ConfigLdapController.php
index 8203497a..cbfa5da5 100644
--- a/app/modules/web/Controllers/ConfigLdapController.php
+++ b/app/modules/web/Controllers/ConfigLdapController.php
@@ -90,6 +90,8 @@ class ConfigLdapController extends SimpleControllerBase
                 $configData->setLdapEnabled(false);
 
                 $eventMessage->addDescription(__u('LDAP deshabilitado'));
+            } else {
+                $this->returnJsonResponse(JsonResponse::JSON_SUCCESS, __u('Sin cambios'));
             }
 
             $this->saveConfig($configData, $this->config, function () use ($eventMessage) {
diff --git a/app/modules/web/Controllers/ConfigMailController.php b/app/modules/web/Controllers/ConfigMailController.php
index 19300e91..46939ab2 100644
--- a/app/modules/web/Controllers/ConfigMailController.php
+++ b/app/modules/web/Controllers/ConfigMailController.php
@@ -99,6 +99,8 @@ class ConfigMailController extends SimpleControllerBase
             $configData->setMailAuthenabled(false);
 
             $eventMessage->addDescription(__u('Correo deshabilitado'));
+        } else {
+            $this->returnJsonResponse(JsonResponse::JSON_SUCCESS, __u('Sin cambios'));
         }
 
         $this->saveConfig($configData, $this->config, function () use ($eventMessage) {