diff --git a/include/nuttx/lib/lib.h b/include/nuttx/lib/lib.h
index 92c2436988a4d..c6d7e7ada8dc0 100644
--- a/include/nuttx/lib/lib.h
+++ b/include/nuttx/lib/lib.h
@@ -45,7 +45,7 @@
  * then only the first mode is supported.
  */
 
-#if !defined(CONFIG_BUILD_FLAT) && defined(__KERNEL__)
+#if defined(__KERNEL__)
 
   /* Domain-specific allocations */