diff --git a/features.in/build-distro/lib/90-build-distro.mk b/features.in/build-distro/lib/90-build-distro.mk
index 7768d60e..587e2df5 100644
--- a/features.in/build-distro/lib/90-build-distro.mk
+++ b/features.in/build-distro/lib/90-build-distro.mk
@@ -15,9 +15,6 @@ BOOT_ABST := $(META_ABSTRACT)
 
 BOOT_TYPE := isolinux
 
-# see also ../scripts.d/01-isosort; needs mkimage-0.2.2+
-MKI_SORTFILE := /tmp/isosort
-
 all: $(GLOBAL_DEBUG) prep copy-subdirs copy-tree run-scripts pack-image \
 	postprocess $(GLOBAL_CLEAN_WORKDIR)
 
diff --git a/features.in/build-distro/scripts.d/01-isosort b/features.in/build-distro/scripts.d/01-isosort
deleted file mode 100755
index b87782a0..00000000
--- a/features.in/build-distro/scripts.d/01-isosort
+++ /dev/null
@@ -1,14 +0,0 @@
-#!/bin/sh
-# provide mkisofs with image contents sort order hints
-
-### split over features or leave in a single piece?
-
-# NB: only a single space/tab in between, no trailing whitespace
-cat > /tmp/isosort <<__EOF__
-ALTLinux 0
-Metadata 100
-altinst 700
-rescue 800
-live 900
-syslinux 1000
-__EOF__