diff --git a/config/Config-images.in b/config/Config-images.in
index 3c76c6236e..8e295939d9 100644
--- a/config/Config-images.in
+++ b/config/Config-images.in
@@ -253,8 +253,7 @@ menu "Target Images"
 	config TARGET_ROOTFS_PARTSIZE
 		int "Root filesystem partition size (in MB)"
 		depends on GRUB_IMAGES || TARGET_ROOTFS_EXT4FS || TARGET_rb532 || TARGET_mvebu || TARGET_uml
-		default 2048 if TARGET_x86
-		default 256 if ! TARGET_x86
+		default 256
 		help
 		  Select the root filesystem partition size.