```coffeescript
# Keybindings require three things to be fully defined: A selector that is
# matched against the focused element, the keystroke and the command to
# execute.
#
# Below is a basic keybinding which registers on all platforms by applying to
# the root workspace element.

# For more detailed documentation see
# https://atom.io/docs/latest/behind-atom-keymaps-in-depth
'atom-text-editor':
  'ctrl-shift-a': 'rubocop:autocorrect-current-file'
```

Change default shortcut to 'alt-shift-a'
user
```coffeescript
# Keybindings require three things to be fully defined: A selector that is
# matched against the focused element, the keystroke and the command to
# execute.
#
# Below is a basic keybinding which registers on all platforms by applying to
# the root workspace element.

# For more detailed documentation see
# https://atom.io/docs/latest/behind-atom-keymaps-in-depth
'atom-text-editor':
  'alt-shift-a': 'rubocop:autocorrect-current-file'
```
assistant