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-rw-r--r--asciidoctor-epub3.gemspec6
1 files changed, 3 insertions, 3 deletions
diff --git a/asciidoctor-epub3.gemspec b/asciidoctor-epub3.gemspec
index 5468de9..e910df1 100644
--- a/asciidoctor-epub3.gemspec
+++ b/asciidoctor-epub3.gemspec
@@ -17,7 +17,7 @@ An extension for Asciidoctor that converts AsciiDoc documents to EPUB3 and KF8/M
s.homepage = 'https://github.com/asciidoctor/asciidoctor-epub3'
s.license = 'MIT'
- s.required_ruby_version = '>= 2.5.0'
+ s.required_ruby_version = '>= 2.6.0'
files = begin
(result = Open3.popen3('git ls-files -z') {|_, out| out.read }.split %(\0)).empty? ? Dir['**/*'] : result
@@ -30,7 +30,7 @@ An extension for Asciidoctor that converts AsciiDoc documents to EPUB3 and KF8/M
s.require_paths = ['lib']
- s.add_development_dependency 'asciidoctor-diagram', '>= 1.5.0', '< 3.0.0'
+ s.add_development_dependency 'asciidoctor-diagram', '~> 2.0'
s.add_development_dependency 'asciimath', '~> 2.0'
s.add_development_dependency 'coderay', '~> 1.1.0'
s.add_development_dependency 'pygments.rb', '~> 2.4.0'
@@ -41,7 +41,7 @@ An extension for Asciidoctor that converts AsciiDoc documents to EPUB3 and KF8/M
s.add_development_dependency 'rubocop-rake', '~> 0.6.0'
s.add_development_dependency 'rubocop-rspec', '~> 2.10.0'
- s.add_runtime_dependency 'asciidoctor', '>= 1.5.6', '< 3.0.0'
+ s.add_runtime_dependency 'asciidoctor', '~> 2.0'
s.add_runtime_dependency 'gepub', '~> 1.0.0'
s.add_runtime_dependency 'mime-types', '~> 3.0'