diff --git a/include/nuttx/lib/lib.h b/include/nuttx/lib/lib.h
index 95ed98c8aaf39..6b5d025a1ae61 100644
--- a/include/nuttx/lib/lib.h
+++ b/include/nuttx/lib/lib.h
@@ -41,7 +41,7 @@
  * then only the first mode is supported.
  */
 
-#if !defined(CONFIG_BUILD_FLAT) && defined(__KERNEL__)
+#if defined(__KERNEL__)
 
   /* Domain-specific allocations */