diff --git a/targets/x86-64 b/targets/x86-64
index 288e3d50a9..08838fd254 100644
--- a/targets/x86-64
+++ b/targets/x86-64
@@ -11,4 +11,5 @@ device('x86-64', 'generic', {
 		{'-kernel', '-kernel', '.bin'},
 		{'-squashfs-rootfs', '-rootfs', '.img.gz'},
 	},
+	class = 'big',
 })