diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
new file mode 100644
index 0000000..0ce89cf
--- /dev/null
+++ b/.github/workflows/release.yml
@@ -0,0 +1,20 @@
+---
+name: Release
+
+on:
+  push:
+    tags:
+      - 'v*'
+
+jobs:
+  release:
+    name: Release gem
+    runs-on: ubuntu-latest
+    environment: release
+    if: github.repository_owner == 'theforeman'
+
+    permissions:
+      id-token: write
+
+    steps:
+      - uses: voxpupuli/ruby-release@v0
diff --git a/app/services/foreman_bootdisk/iso_generator.rb b/app/services/foreman_bootdisk/iso_generator.rb
index 5fb0362..5ecec9a 100644
--- a/app/services/foreman_bootdisk/iso_generator.rb
+++ b/app/services/foreman_bootdisk/iso_generator.rb
@@ -133,6 +133,7 @@ def self.generate(opts = {})
           File.join(wd, 'build', 'grub-hdd.cfg').to_s => 'GRUB.CFG',
           File.join(Setting[:bootdisk_grub2_dir], 'grubx64.efi').to_s => 'GRUBX64.EFI',
           File.join(Setting[:bootdisk_grub2_dir], 'shimx64.efi').to_s => 'BOOTX64.EFI',
+          File.join(Setting[:bootdisk_grub2_dir], 'mmx64.efi').to_s => 'MMX64.EFI',
         }.each do |src, dest|
           raise(Foreman::Exception.new(N_('Ensure %{file} is readable (or update "Grub2 directory" setting)'), file: src)) unless File.exist?(src)
           raise(Foreman::Exception.new(N_('Unable to mcopy %{file}'), file: src)) unless system("mcopy -m -i #{efibootimg} '#{src}' '#{"::/EFI/BOOT/#{dest}"}'")
diff --git a/lib/foreman_bootdisk/version.rb b/lib/foreman_bootdisk/version.rb
index 97c0148..19d7823 100644
--- a/lib/foreman_bootdisk/version.rb
+++ b/lib/foreman_bootdisk/version.rb
@@ -1,5 +1,5 @@
 # frozen_string_literal: true
 
 module ForemanBootdisk
-  VERSION = '22.0.3'
+  VERSION = '22.0.4'
 end