diff --git a/lib/zatca/version.rb b/lib/zatca/version.rb
index 3df7347..53a6f9d 100644
--- a/lib/zatca/version.rb
+++ b/lib/zatca/version.rb
@@ -1,5 +1,5 @@
 # frozen_string_literal: true
 
 module ZATCA
-  VERSION = "1.0.0"
+  VERSION = "1.0.1"
 end
diff --git a/zatca.gemspec b/zatca.gemspec
index 3044398..5fc329f 100644
--- a/zatca.gemspec
+++ b/zatca.gemspec
@@ -23,7 +23,7 @@ Gem::Specification.new do |spec|
   # The `git ls-files -z` loads the files in the RubyGem that have been added into git.
   spec.files = Dir.chdir(File.expand_path(__dir__)) do
     `git ls-files -z`.split("\x0").reject do |f|
-      (f == __FILE__) || f.match(%r{\A(?:(?:test|spec|features)/|\.(?:git|travis|circleci)|appveyor)})
+      (f == __FILE__) || f.match(%r{\A(?:(?:test|spec|features|einvoicing-sdk)/|\.(?:git|travis|circleci)|appveyor)})
     end
   end
   spec.bindir = "exe"