diff --git a/config/Config-kernel.in b/config/Config-kernel.in
index 96aaed768..1e7d74fea 100644
--- a/config/Config-kernel.in
+++ b/config/Config-kernel.in
@@ -581,7 +581,7 @@ endif
 
 config KERNEL_NAMESPACES
 	bool "Enable kernel namespaces"
-	default y if !SMALL_FLASH
+	default n
 
 if KERNEL_NAMESPACES