diff --git a/include/functions.inc b/include/functions.inc
index 58492019adea8840f0b103bc1fa2abaf154e5847..a6aabb2f57f424e83faac07b9432bed2bbd33199 100644
--- a/include/functions.inc
+++ b/include/functions.inc
@@ -2634,7 +2634,7 @@ function check_schema($cfg)
 
   foreach ($checks as $name => $value) {
     foreach ($value['CLASSES_REQUIRED'] as $class) {
-      if (!isset($objectclasses[$name])) {
+      if (!isset($objectclasses[$class])) {
         $checks[$name]['STATUS'] = FALSE;
         if ($value['IS_MUST_HAVE']) {
           $checks[$name]['MSG']    = sprintf(_('Missing required object class "%s"!'), $class);