README.adoc in asciidoctor-doctest-1.5.1.2 vs README.adoc in asciidoctor-doctest-1.5.2.0

@@ -54,15 +54,15 @@
 mkdir -p test/examples/asciidoc
 
 . Add development dependency on `asciidoctor-doctest` to your gemspec:
 +
 [source]
-s.add_development_dependency 'asciidoctor-doctest', '~> 1.5'
+s.add_development_dependency 'asciidoctor-doctest', '~> 1.5.2'
 +
 or Gemfile if you’re not distributing the backend as a gem:
 +
 [source]
-gem 'asciidoctor-doctest', '~> 1.5'
+gem 'asciidoctor-doctest', '~> 1.5.2'
 +
 and run `bundle install`.
 
 . Create or edit `test/test_helper.rb`; require test dependencies and setup `examples_path`:
 +