exe/git-multi in git-multi-2.9.0 vs exe/git-multi in git-multi-2.10.0

@@ -37,9 +37,10 @@
   when '--spurious'then Git::Multi::Commands.spurious(multi_repo)
   when '--query'   then Git::Multi::Commands.query(ARGV, multi_repo)
   when '--find'    then Git::Multi::Commands.find(ARGV, multi_repo)
   when '--eval'    then Git::Multi::Commands.eval(ARGV, multi_repo)
   when '--raw'     then Git::Multi::Commands.raw(ARGV, multi_repo)
+  when '--shell'   then Git::Multi::Commands.shell(ARGV, multi_repo)
   else
     abort \
       "Unknown 'git multi' command: #{command}\n\n" \
       '(use --help/-h to list all available commands)'
   end