diff --git a/public_suffix-4.0.7.gemspec b/public_suffix-4.0.7.gemspec
new file mode 100644
index 0000000..aaf3266
--- /dev/null
+++ b/public_suffix-4.0.7.gemspec
@@ -0,0 +1,39 @@
+# -*- encoding: utf-8 -*-
+# stub: public_suffix 3.0.3 ruby lib
+
+Gem::Specification.new do |s|
+  s.name = "public_suffix".freeze
+  s.version = "3.0.3"
+
+  s.required_rubygems_version = Gem::Requirement.new(">= 0".freeze) if s.respond_to? :required_rubygems_version=
+  s.require_paths = ["lib".freeze]
+  s.authors = ["Simone Carletti".freeze]
+  s.date = "2018-10-31"
+  s.description = "PublicSuffix can parse and decompose a domain name into top level domain, domain and subdomains.".freeze
+  s.email = ["weppos@weppos.net".freeze]
+  s.homepage = "https://simonecarletti.com/code/publicsuffix-ruby".freeze
+  s.licenses = ["MIT".freeze]
+  s.required_ruby_version = Gem::Requirement.new(">= 2.1".freeze)
+  s.rubygems_version = "2.7.6".freeze
+  s.summary = "Domain name parser based on the Public Suffix List.".freeze
+
+  s.installed_by_version = "2.7.6" if s.respond_to? :installed_by_version
+
+  if s.respond_to? :specification_version then
+    s.specification_version = 4
+
+    if Gem::Version.new(Gem::VERSION) >= Gem::Version.new('1.2.0') then
+      s.add_development_dependency(%q<rake>.freeze, [">= 0"])
+      s.add_development_dependency(%q<mocha>.freeze, [">= 0"])
+      s.add_development_dependency(%q<yard>.freeze, [">= 0"])
+    else
+      s.add_dependency(%q<rake>.freeze, [">= 0"])
+      s.add_dependency(%q<mocha>.freeze, [">= 0"])
+      s.add_dependency(%q<yard>.freeze, [">= 0"])
+    end
+  else
+    s.add_dependency(%q<rake>.freeze, [">= 0"])
+    s.add_dependency(%q<mocha>.freeze, [">= 0"])
+    s.add_dependency(%q<yard>.freeze, [">= 0"])
+  end
+end