Installing with the latest version failes for attr_encrypted.

[aditya-kapoor]

gem 'attr_redactor', '~> 0.4.0'
gem 'attr_encrypted', '~> 3.1.0'

Fetching gem metadata from https://rubygems.org/...........
Resolving dependencies....
Bundler could not find compatible versions for gem "attr_encrypted":
  In snapshot (Gemfile.lock):
    attr_encrypted (= 3.1.0)

  In Gemfile:
    attr_encrypted

    attr_redactor (~> 0.4.0) was resolved to 0.4.0, which depends on
      hash_redactor (~> 0.4.0) was resolved to 0.4.0, which depends on
        attr_encrypted (~> 3.0.0)

Running `bundle update` will rebuild your snapshot from scratch, using only
the gems in your Gemfile, which may resolve the conflict.