diff --git a/live-image/mkosi.conf b/live-image/mkosi.conf
index 8ad1098..635d828 100644
--- a/live-image/mkosi.conf
+++ b/live-image/mkosi.conf
@@ -15,7 +15,11 @@ Format=directory
 Output=build
 
 [Content]
-Bootable=yes
+# PXE live image — iPXE loads vmlinuz+initrd from TFTP, so the rootfs
+# itself doesn't need an EFI bootloader. Bootable=no skips mkosi's
+# systemd-boot/bootctl dance; we still get /vmlinuz + /initrd.img
+# symlinks courtesy of the linux-image-amd64 postinst.
+Bootable=no
 BuildPackages=
 Packages=
     systemd