diff --git a/Casks/libreoffice-dev.rb b/Casks/libreoffice-dev.rb
deleted file mode 100644
index f2eecf45e..000000000
--- a/Casks/libreoffice-dev.rb
+++ /dev/null
@@ -1,47 +0,0 @@
-cask 'libreoffice-dev' do
-  version '5.4.3.2'
-  sha256 '3d4ac4bce9b711e5aa74ee119085125537656dc64cdf9f67a958563c274e6e49'
-
-  # documentfoundation.org/libreoffice was verified as official when first introduced to the cask
-  url "https://download.documentfoundation.org/libreoffice/testing/#{version.major_minor_patch}/mac/x86_64/LibreOffice_#{version}_MacOS_x86-64.dmg"
-  appcast 'https://download.documentfoundation.org/libreoffice/testing/',
-          checkpoint: 'f47b16fab2f982d47a7796e68de3bf79e841cfbcc2f5d4f65ffab3d25b467771'
-  name 'LibreOffice Development Version'
-  homepage 'https://www.libreoffice.org/download/pre-releases/'
-  gpg "#{url}.asc", key_id: 'c2839ecad9408fbe9531c3e9f434a1efafeeaea3'
-
-  conflicts_with cask: [
-                         'libreoffice',
-                         'libreoffice-still',
-                       ]
-  depends_on macos: '>= :mountain_lion'
-
-  app 'LibreOffice.app'
-  binary "#{appdir}/LibreOffice.app/Contents/MacOS/gengal"
-  binary "#{appdir}/LibreOffice.app/Contents/MacOS/regmerge"
-  binary "#{appdir}/LibreOffice.app/Contents/MacOS/regview"
-  binary "#{appdir}/LibreOffice.app/Contents/MacOS/senddoc"
-  binary "#{appdir}/LibreOffice.app/Contents/MacOS/ui-previewer"
-  binary "#{appdir}/LibreOffice.app/Contents/MacOS/uno"
-  binary "#{appdir}/LibreOffice.app/Contents/MacOS/unoinfo"
-  binary "#{appdir}/LibreOffice.app/Contents/MacOS/unopkg"
-  binary "#{appdir}/LibreOffice.app/Contents/MacOS/uri-encode"
-  binary "#{appdir}/LibreOffice.app/Contents/MacOS/xpdfimport"
-  # shim script (https://github.com/caskroom/homebrew-cask/issues/18809)
-  shimscript = "#{staged_path}/soffice.wrapper.sh"
-  binary shimscript, target: 'soffice'
-
-  preflight do
-    IO.write shimscript, <<~EOS
-      #!/bin/sh
-      '#{appdir}/LibreOffice.app/Contents/MacOS/soffice' "$@"
-    EOS
-  end
-
-  zap trash: [
-               '~/Library/Application Support/LibreOffice',
-               '~/Library/Application Support/com.apple.sharedfilelist/com.apple.LSSharedFileList.ApplicationRecentDocuments/org.libreoffice.script.sfl*',
-               '~/Library/Preferences/org.libreoffice.script.plist',
-               '~/Library/Saved Application State/org.libreoffice.script.savedState',
-             ]
-end
diff --git a/Casks/libreofficedev.rb b/Casks/libreofficedev.rb
new file mode 100644
index 000000000..c09adb5f9
--- /dev/null
+++ b/Casks/libreofficedev.rb
@@ -0,0 +1,43 @@
+cask 'libreofficedev' do
+  version '6.0.0.0.beta1'
+  sha256 'd835e369e30a89da59a0931f793e836462bf1b6f308f1ade094d5d328d96f73b'
+
+  # documentfoundation.org/libreoffice was verified as official when first introduced to the cask
+  url "https://download.documentfoundation.org/libreoffice/testing/#{version.major_minor_patch}/mac/x86_64/LibreOfficeDev_#{version}_MacOS_x86-64.dmg"
+  appcast 'https://download.documentfoundation.org/libreoffice/testing/',
+          checkpoint: '7810d3e3bb4c834024d33ee8edbce5c869f5205d16a91faa8efb05958f52faf6'
+  name 'LibreOffice Development Version'
+  homepage 'https://www.libreoffice.org/download/pre-releases/'
+  gpg "#{url}.asc", key_id: 'c2839ecad9408fbe9531c3e9f434a1efafeeaea3'
+
+  depends_on macos: '>= :mountain_lion'
+
+  app 'LibreOfficeDev.app'
+  binary "#{appdir}/LibreOfficeDev.app/Contents/MacOS/gengal", target: 'gengal-dev'
+  binary "#{appdir}/LibreOfficeDev.app/Contents/MacOS/regmerge", target: 'regmerge-dev'
+  binary "#{appdir}/LibreOfficeDev.app/Contents/MacOS/regview", target: 'regview-dev'
+  binary "#{appdir}/LibreOfficeDev.app/Contents/MacOS/senddoc", target: 'senddoc-dev'
+  binary "#{appdir}/LibreOfficeDev.app/Contents/MacOS/ui-previewer", target: 'ui-previewer-dev'
+  binary "#{appdir}/LibreOfficeDev.app/Contents/MacOS/uno", target: 'uno-dev'
+  binary "#{appdir}/LibreOfficeDev.app/Contents/MacOS/unoinfo", target: 'unoinfo-dev'
+  binary "#{appdir}/LibreOfficeDev.app/Contents/MacOS/unopkg", target: 'unopkg-dev'
+  binary "#{appdir}/LibreOfficeDev.app/Contents/MacOS/uri-encode", target: 'uri-encode-dev'
+  binary "#{appdir}/LibreOfficeDev.app/Contents/MacOS/xpdfimport", target: 'xpdfimport-dev'
+  # shim script (https://github.com/caskroom/homebrew-cask/issues/18809)
+  shimscript = "#{staged_path}/soffice.wrapper.sh"
+  binary shimscript, target: 'soffice-dev'
+
+  preflight do
+    IO.write shimscript, <<~EOS
+      #!/bin/sh
+      '#{appdir}/LibreOfficeDev.app/Contents/MacOS/soffice' "$@"
+    EOS
+  end
+
+  zap trash: [
+               '~/Library/Application Support/LibreOffice',
+               '~/Library/Application Support/com.apple.sharedfilelist/com.apple.LSSharedFileList.ApplicationRecentDocuments/org.libreoffice.script.sfl*',
+               '~/Library/Preferences/org.libreoffice.script.plist',
+               '~/Library/Saved Application State/org.libreoffice.script.savedState',
+             ]
+end