diff --git a/Gemfile b/Gemfile
new file mode 100644
index 0000000..03567af
--- /dev/null
+++ b/Gemfile
@@ -0,0 +1,12 @@
+source 'https://rubygems.org'
+
+# Specify your gem's dependencies in sqids.gemspec
+gemspec
+
+group :development do
+  gem "rake"
+end
+
+group :test do
+  gem "rspec"
+end
\ No newline at end of file
diff --git a/hashids.gemspec b/hashids.gemspec
new file mode 100644
index 0000000..1849d2e
--- /dev/null
+++ b/hashids.gemspec
@@ -0,0 +1,18 @@
+# encoding: utf-8
+lib = File.expand_path('../lib', __FILE__)
+$LOAD_PATH.unshift(lib) unless $LOAD_PATH.include?(lib)
+require 'sqids'
+
+Gem::Specification.new do |gem|
+  gem.name          = "sqids"
+  gem.version       = "0.1.0"
+  gem.summary       = %q{Generate YouTube-like ids from numbers.}
+  gem.homepage      = "https://sqids.org/ruby"
+  gem.license       = "MIT"
+
+  gem.required_ruby_version = '>= 3.1'
+
+  gem.files         = `git ls-files`.split($/)
+  gem.test_files    = gem.files.grep(%r{^(spec)/})
+  gem.require_paths = ["lib"]
+end
\ No newline at end of file