diff --git a/Vagrantfile b/Vagrantfile
index 54355942b..6e405e1fe 100644
--- a/Vagrantfile
+++ b/Vagrantfile
@@ -113,6 +113,7 @@ $epub = <<-SHELL
       texlive-fonts-extra \
       latexmk \
       texlive-xetex \
+      xindy \
       fonts-lmodern \
       fonts-open-sans \
       fonts-dejavu \
diff --git a/frontend/vm_apt_epub.txt b/frontend/vm_apt_epub.txt
index 5117a8a84..228a452e6 100644
--- a/frontend/vm_apt_epub.txt
+++ b/frontend/vm_apt_epub.txt
@@ -34,6 +34,7 @@ byobu=5.133-1.1ubuntu1
 bzip2=1.0.8-5build1
 ca-certificates=20230311ubuntu1
 ca-certificates-java=20230710
+clisp=1:2.49.20210628.gitde01f0f-3.1
 cloud-guest-utils=0.33-1
 cloud-init=24.1.3-0ubuntu1~23.10.6
 cloud-initramfs-copymods=0.47ubuntu1
@@ -353,6 +354,7 @@ libext2fs2:amd64=1.47.0-2ubuntu1
 libfakeroot:amd64=1.32.1-1
 libfastjson4:amd64=1.2304.0-1
 libfdisk1:amd64=2.39.1-4ubuntu2.2
+libffcall1b:amd64=2.4-2
 libffi8:amd64=3.4.4-1
 libfido2-1:amd64=1.13.0-1
 libfile-basedir-perl=0.09-2
@@ -1020,6 +1022,8 @@ xdg-utils=1.1.3-4.1ubuntu3
 xfonts-encodings=1:1.0.5-0ubuntu2
 xfonts-utils=1:7.7+6build2
 xfsprogs=6.3.0-1ubuntu1
+xindy=2.5.1.20160104-11build1
+xindy-rules=2.5.1.20160104-11build1
 xkb-data=2.38-2
 xml-core=0.18+nmu1
 xorg-sgml-doctools=1:1.11-1.1