diff --git a/legacy/eobj/src/lib/eo.c b/legacy/eobj/src/lib/eo.c
index 42f5f3d990..4f8d73863c 100644
--- a/legacy/eobj/src/lib/eo.c
+++ b/legacy/eobj/src/lib/eo.c
@@ -941,23 +941,6 @@ eo_class_new(const Eo_Class_Description *desc, Eo_Class_Id id, const Eo_Class *p
         klass->data_offset = klass->parent->data_offset +
            EO_ALIGN_SIZE(klass->parent->desc->data_size);
      }
-   /* EO_BASE_CLASS is allowed not to have a parent. */
-   else if (id != EO_BASE_CLASS_ID)
-     {
-        /* No parent. */
-        switch (klass->desc->type)
-          {
-           case EO_CLASS_TYPE_REGULAR:
-           case EO_CLASS_TYPE_REGULAR_NO_INSTANT:
-              ERR("Regular classes ('%s') must inherit from EO_BASE_CLASS.", klass->desc->name);
-              goto cleanup;
-              break;
-           case EO_CLASS_TYPE_INTERFACE:
-           case EO_CLASS_TYPE_MIXIN:
-              /* Do nothing. */
-              break;
-          }
-     }
 
    if (!_eo_class_check_op_descs(klass, id))
      {